difftreelog
refactor drop ArgsLike abstraction
in: master
17 files changed
bindings/jsonnet/src/lib.rsdiffbeforeafterboth--- a/bindings/jsonnet/src/lib.rs
+++ b/bindings/jsonnet/src/lib.rs
@@ -22,11 +22,11 @@
use jrsonnet_evaluator::{
apply_tla, bail,
- function::TlaArg,
gc::WithCapacityExt as _,
manifest::{JsonFormat, ManifestFormat, ToStringFormat},
rustc_hash::FxHashMap,
stack::set_stack_depth_limit,
+ tla::TlaArg,
trace::{CompactFormat, PathResolver, TraceFormat},
AsPathLike, FileImportResolver, IStr, ImportResolver, Result, State, Val,
};
@@ -40,6 +40,7 @@
pub extern "C" fn _start() {}
/// Return the version string of the Jsonnet interpreter.
+///
/// Conforms to [semantic versioning](http://semver.org/).
/// If this does not match `LIB_JSONNET_VERSION`
/// then there is a mismatch between header and compiled library.
bindings/jsonnet/src/vars_tlas.rsdiffbeforeafterboth--- a/bindings/jsonnet/src/vars_tlas.rs
+++ b/bindings/jsonnet/src/vars_tlas.rs
@@ -2,7 +2,8 @@
use std::{ffi::CStr, os::raw::c_char};
-use jrsonnet_evaluator::{function::TlaArg, IStr};
+use jrsonnet_evaluator::tla::TlaArg;
+use jrsonnet_evaluator::IStr;
use crate::VM;
crates/jrsonnet-cli/src/stdlib.rsdiffbeforeafterboth--- a/crates/jrsonnet-cli/src/stdlib.rs
+++ b/crates/jrsonnet-cli/src/stdlib.rs
@@ -1,7 +1,8 @@
use std::str::FromStr;
use clap::Parser;
-use jrsonnet_evaluator::{function::TlaArg, trace::PathResolver, Result};
+use jrsonnet_evaluator::tla::TlaArg;
+use jrsonnet_evaluator::{trace::PathResolver, Result};
use jrsonnet_stdlib::ContextInitializer;
#[derive(Clone)]
crates/jrsonnet-cli/src/tla.rsdiffbeforeafterboth--- a/crates/jrsonnet-cli/src/tla.rs
+++ b/crates/jrsonnet-cli/src/tla.rs
@@ -1,7 +1,6 @@
use clap::Parser;
-use jrsonnet_evaluator::{
- error::Result, function::TlaArg, gc::WithCapacityExt as _, rustc_hash::FxHashMap, IStr,
-};
+use jrsonnet_evaluator::tla::TlaArg;
+use jrsonnet_evaluator::{error::Result, gc::WithCapacityExt as _, rustc_hash::FxHashMap, IStr};
use crate::{ExtFile, ExtStr};
crates/jrsonnet-evaluator/src/arr/mod.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/arr/mod.rs
+++ b/crates/jrsonnet-evaluator/src/arr/mod.rs
@@ -9,7 +9,7 @@
use jrsonnet_interner::IBytes;
use jrsonnet_parser::{Expr, Spanned};
-use crate::{typed::NativeFn, Context, Result, Thunk, Val};
+use crate::{function::NativeFn, Context, Result, Thunk, Val};
mod spec;
pub use spec::{ArrayLike, *};
crates/jrsonnet-evaluator/src/arr/spec.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/arr/spec.rs
+++ b/crates/jrsonnet-evaluator/src/arr/spec.rs
@@ -6,8 +6,7 @@
use jrsonnet_parser::{Expr, Spanned};
use super::ArrValue;
-use crate::typed::NativeFn;
-use crate::val::NumValue;
+use crate::function::NativeFn;
use crate::{
error::ErrorKind::InfiniteRecursionDetected, evaluate, typed::Typed, val::ThunkValue, Context,
Error, ObjValue, Result, Thunk, Val,
crates/jrsonnet-evaluator/src/function/arglike.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/function/arglike.rs
+++ /dev/null
@@ -1,197 +0,0 @@
-use std::collections::HashMap;
-use std::rc::Rc;
-
-use jrsonnet_gcmodule::Trace;
-use jrsonnet_interner::IStr;
-use jrsonnet_parser::{ArgsDesc, Expr, SourceFifo, SourcePath, Spanned};
-
-use crate::{evaluate, typed::Typed, with_state, Context, Result, Thunk, Val};
-
-pub trait ArgLike {
- fn evaluate_arg(&self, ctx: Context, tailstrict: bool) -> Result<Thunk<Val>>;
-}
-
-impl ArgLike for &Rc<Spanned<Expr>> {
- fn evaluate_arg(&self, ctx: Context, tailstrict: bool) -> Result<Thunk<Val>> {
- Ok(if tailstrict {
- Thunk::evaluated(evaluate(ctx, self)?)
- } else {
- let expr = (*self).clone();
- Thunk!(move || evaluate(ctx, &expr))
- })
- }
-}
-
-impl<T> ArgLike for T
-where
- T: Typed + Clone,
-{
- fn evaluate_arg(&self, _ctx: Context, tailstrict: bool) -> Result<Thunk<Val>> {
- if T::provides_lazy() && !tailstrict {
- return Ok(T::into_lazy_untyped(self.clone()));
- }
- let val = T::into_untyped(self.clone())?;
- Ok(Thunk::evaluated(val))
- }
-}
-
-#[derive(Clone, Trace)]
-pub enum TlaArg {
- String(IStr),
- Val(Val),
- Lazy(Thunk<Val>),
- Import(String),
- ImportStr(String),
- InlineCode(String),
-}
-impl TlaArg {
- pub fn evaluate_tailstrict(&self) -> Result<Val> {
- match self {
- Self::String(s) => Ok(Val::string(s.clone())),
- Self::Val(val) => Ok(val.clone()),
- Self::Lazy(lazy) => Ok(lazy.evaluate()?),
- Self::Import(p) => with_state(|s| {
- let resolved = s.resolve_from_default(&p.as_str())?;
- s.import_resolved(resolved)
- }),
- Self::ImportStr(p) => with_state(|s| {
- let resolved = s.resolve_from_default(&p.as_str())?;
- s.import_resolved_str(resolved).map(Val::string)
- }),
- Self::InlineCode(p) => with_state(|s| {
- let resolved =
- SourcePath::new(SourceFifo("<inline code>".to_owned(), p.as_bytes().into()));
- s.import_resolved(resolved)
- }),
- }
- }
- pub fn evaluate(&self) -> Result<Thunk<Val>> {
- match self {
- Self::String(s) => Ok(Thunk::evaluated(Val::string(s.clone()))),
- Self::Val(val) => Ok(Thunk::evaluated(val.clone())),
- Self::Lazy(lazy) => Ok(lazy.clone()),
- Self::Import(p) => with_state(|s| {
- let resolved = s.resolve_from_default(&p.as_str())?;
- Ok(Thunk!(move || s.import_resolved(resolved)))
- }),
- Self::ImportStr(p) => with_state(|s| {
- let resolved = s.resolve_from_default(&p.as_str())?;
- Ok(Thunk!(move || s
- .import_resolved_str(resolved)
- .map(Val::string)))
- }),
- Self::InlineCode(p) => with_state(|s| {
- let resolved =
- SourcePath::new(SourceFifo("<inline code>".to_owned(), p.as_bytes().into()));
- Ok(Thunk!(move || s.import_resolved(resolved)))
- }),
- }
- }
-}
-
-pub trait ArgsLike {
- fn unnamed_len(&self) -> usize;
- fn unnamed_iter(
- &self,
- ctx: Context,
- tailstrict: bool,
- handler: &mut dyn FnMut(usize, Thunk<Val>) -> Result<()>,
- ) -> Result<()>;
- fn named_iter(
- &self,
- ctx: Context,
- tailstrict: bool,
- handler: &mut dyn FnMut(&IStr, Thunk<Val>) -> Result<()>,
- ) -> Result<()>;
- fn named_names(&self, handler: &mut dyn FnMut(&IStr));
- fn is_empty(&self) -> bool;
-}
-
-impl ArgsLike for Vec<Val> {
- fn unnamed_len(&self) -> usize {
- self.len()
- }
- fn unnamed_iter(
- &self,
- _ctx: Context,
- _tailstrict: bool,
- handler: &mut dyn FnMut(usize, Thunk<Val>) -> Result<()>,
- ) -> Result<()> {
- for (idx, el) in self.iter().enumerate() {
- handler(idx, Thunk::evaluated(el.clone()))?;
- }
- Ok(())
- }
- fn named_iter(
- &self,
- _ctx: Context,
- _tailstrict: bool,
- _handler: &mut dyn FnMut(&IStr, Thunk<Val>) -> Result<()>,
- ) -> Result<()> {
- Ok(())
- }
- fn named_names(&self, _handler: &mut dyn FnMut(&IStr)) {}
- fn is_empty(&self) -> bool {
- self.is_empty()
- }
-}
-
-impl ArgsLike for ArgsDesc {
- fn unnamed_len(&self) -> usize {
- self.unnamed.len()
- }
-
- fn unnamed_iter(
- &self,
- ctx: Context,
- tailstrict: bool,
- handler: &mut dyn FnMut(usize, Thunk<Val>) -> Result<()>,
- ) -> Result<()> {
- for (id, arg) in self.unnamed.iter().enumerate() {
- handler(
- id,
- if tailstrict {
- Thunk::evaluated(evaluate(ctx.clone(), arg)?)
- } else {
- let ctx = ctx.clone();
- let arg = arg.clone();
-
- Thunk!(move || evaluate(ctx, &arg))
- },
- )?;
- }
- Ok(())
- }
-
- fn named_iter(
- &self,
- ctx: Context,
- tailstrict: bool,
- handler: &mut dyn FnMut(&IStr, Thunk<Val>) -> Result<()>,
- ) -> Result<()> {
- for (name, arg) in &self.named {
- handler(
- name,
- if tailstrict {
- Thunk::evaluated(evaluate(ctx.clone(), arg)?)
- } else {
- let ctx = ctx.clone();
- let arg = arg.clone();
-
- Thunk!(move || evaluate(ctx, &arg))
- },
- )?;
- }
- Ok(())
- }
-
- fn named_names(&self, handler: &mut dyn FnMut(&IStr)) {
- for (name, _) in &self.named {
- handler(name);
- }
- }
-
- fn is_empty(&self) -> bool {
- self.unnamed.is_empty() && self.named.is_empty()
- }
-}
crates/jrsonnet-evaluator/src/function/mod.rsdiffbeforeafterboth1use std::{fmt::Debug, rc::Rc};23pub use arglike::{ArgLike, ArgsLike, TlaArg};4use educe::Educe;5use jrsonnet_gcmodule::{Cc, Trace};6use jrsonnet_interner::IStr;7pub use jrsonnet_macros::builtin;8use jrsonnet_parser::{Destruct, Expr, ExprParams, Span, Spanned};910use self::{11 builtin::{Builtin, StaticBuiltin},12 parse::{parse_builtin_call, parse_default_function_call, parse_function_call},13 prepared::{parse_prepared_builtin_call, parse_prepared_function_call, PreparedCall},14};15use crate::{16 bail, error::ErrorKind::*, evaluate, evaluate_trivial, function::builtin::BuiltinFunc, Context,17 Result, Thunk, Val,18};1920pub mod arglike;21pub mod builtin;22pub mod native;23pub mod parse;24mod prepared;2526pub use prepared::PreparedFuncVal;2728pub use jrsonnet_parser::function::*;2930/// Function callsite location.31/// Either from other jsonnet code, specified by expression location, or from native (without location).32#[derive(Clone, Copy)]33pub struct CallLocation<'l>(pub Option<&'l Span>);34impl<'l> CallLocation<'l> {35 /// Construct new location for calls coming from specified jsonnet expression location.36 pub const fn new(loc: &'l Span) -> Self {37 Self(Some(loc))38 }39}40impl CallLocation<'static> {41 /// Construct new location for calls coming from native code.42 pub const fn native() -> Self {43 Self(None)44 }45}4647/// Represents Jsonnet function defined in code.48#[derive(Trace, Educe)]49#[educe(Debug, PartialEq)]50pub struct FuncDesc {51 /// # Example52 ///53 /// In expressions like this, deducted to `a`, unspecified otherwise.54 /// ```jsonnet55 /// local a = function() ...56 /// local a() ...57 /// { a: function() ... }58 /// { a() = ... }59 /// ```60 pub name: IStr,61 /// Context, in which this function was evaluated.62 ///63 /// # Example64 /// In65 /// ```jsonnet66 /// local a = 2;67 /// function() ...68 /// ```69 /// context will contain `a`.70 pub ctx: Context,7172 /// Function parameter definition73 pub params: ExprParams,74 /// Function body75 pub body: Rc<Spanned<Expr>>,76}77impl FuncDesc {78 /// Create body context, but fill arguments without defaults with lazy error79 pub fn default_body_context(&self) -> Result<Context> {80 parse_default_function_call(self.ctx.clone(), &self.params)81 }8283 /// Create context, with which body code will run84 pub fn call_body_context(85 &self,86 call_ctx: Context,87 args: &dyn ArgsLike,88 tailstrict: bool,89 ) -> Result<Context> {90 parse_function_call(call_ctx, self.ctx.clone(), &self.params, args, tailstrict)91 }9293 pub fn evaluate_trivial(&self) -> Option<Val> {94 evaluate_trivial(&self.body)95 }96}9798/// Represents a Jsonnet function value, including plain functions and user-provided builtins.99#[allow(clippy::module_name_repetitions)]100#[derive(Trace, Clone)]101pub enum FuncVal {102 /// Identity function, kept this way for comparsions.103 Id,104 /// Plain function implemented in jsonnet.105 Normal(Cc<FuncDesc>),106 /// Function without arguments works just as a fancy thunk value.107 Thunk(Thunk<Val>),108 /// Standard library function.109 StaticBuiltin(#[trace(skip)] &'static dyn StaticBuiltin),110 /// User-provided function.111 Builtin(BuiltinFunc),112}113114impl Debug for FuncVal {115 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {116 match self {117 Self::Id => f.debug_tuple("Id").finish(),118 Self::Thunk(arg0) => f.debug_tuple("Thunk").field(arg0).finish(),119 Self::Normal(arg0) => f.debug_tuple("Normal").field(arg0).finish(),120 Self::StaticBuiltin(arg0) => {121 f.debug_tuple("StaticBuiltin").field(&arg0.name()).finish()122 }123 Self::Builtin(arg0) => f.debug_tuple("Builtin").field(&arg0.name()).finish(),124 }125 }126}127128#[allow(clippy::unnecessary_wraps)]129#[builtin]130const fn builtin_id(x: Val) -> Val {131 x132}133static ID: &builtin_id = &builtin_id {};134135impl FuncVal {136 pub fn builtin(builtin: impl Builtin) -> Self {137 Self::Builtin(BuiltinFunc::new(builtin))138 }139 pub fn static_builtin(static_builtin: &'static dyn StaticBuiltin) -> Self {140 Self::StaticBuiltin(static_builtin)141 }142143 pub fn params(&self) -> FunctionSignature {144 match self {145 Self::Id => ID.params(),146 Self::StaticBuiltin(i) => i.params(),147 Self::Builtin(i) => i.params(),148 Self::Normal(p) => p.params.signature.clone(),149 Self::Thunk(_) => FunctionSignature::empty(),150 }151 }152 /// Amount of non-default required arguments153 pub fn params_len(&self) -> usize {154 self.params().iter().filter(|p| !p.has_default()).count()155 }156 /// Function name, as defined in code.157 pub fn name(&self) -> IStr {158 match self {159 Self::Id => "id".into(),160 Self::Normal(normal) => normal.name.clone(),161 Self::StaticBuiltin(builtin) => builtin.name().into(),162 Self::Builtin(builtin) => builtin.name().into(),163 Self::Thunk(_) => "thunk".into(),164 }165 }166 /// Call function using arguments evaluated in specified `call_ctx` [`Context`].167 ///168 /// If `tailstrict` is specified - then arguments will be evaluated before being passed to function body.169 pub fn evaluate(170 &self,171 call_ctx: Context,172 loc: CallLocation<'_>,173 args: &dyn ArgsLike,174 tailstrict: bool,175 ) -> Result<Val> {176 match self {177 Self::Normal(func) => {178 let body_ctx = func.call_body_context(call_ctx, args, tailstrict)?;179 evaluate(body_ctx, &func.body)180 }181 Self::Thunk(thunk) => {182 if !args.is_empty() {183 bail!(TooManyArgsFunctionHas(0, FunctionSignature::empty()))184 }185 thunk.evaluate()186 }187 Self::Id => {188 let args = parse_builtin_call(call_ctx, ID.params(), args, tailstrict)?;189 ID.call(loc, &args)190 }191 Self::StaticBuiltin(b) => {192 let args = parse_builtin_call(call_ctx, b.params(), args, tailstrict)?;193 b.call(loc, &args)194 }195 Self::Builtin(b) => {196 let args = parse_builtin_call(call_ctx, b.params(), args, tailstrict)?;197 b.call(loc, &args)198 }199 }200 }201202 pub(crate) fn evaluate_prepared(203 &self,204 prepared: &PreparedCall,205 loc: CallLocation<'_>,206 unnamed: &[Thunk<Val>],207 named: &[Thunk<Val>],208 _tailstrict: bool,209 ) -> Result<Val> {210 match self {211 FuncVal::Normal(func) => {212 let body_ctx = parse_prepared_function_call(213 func.ctx.clone(),214 prepared,215 &func.params,216 unnamed,217 named,218 )?;219 evaluate(body_ctx, &func.body)220 }221 FuncVal::Thunk(t) => t.evaluate(),222 FuncVal::Id => {223 let args = parse_prepared_builtin_call(prepared, ID.params(), unnamed, named);224 ID.call(loc, &args)225 }226 FuncVal::StaticBuiltin(b) => {227 let args = parse_prepared_builtin_call(prepared, b.params(), unnamed, named);228 b.call(loc, &args)229 }230 FuncVal::Builtin(b) => {231 let args = parse_prepared_builtin_call(prepared, b.params(), unnamed, named);232 b.call(loc, &args)233 }234 }235 }236237 /// Is this function an indentity function.238 ///239 /// Currently only works for builtin `std.id`, aka `Self::Id` value, and `function(x) x`.240 ///241 /// This function should only be used for optimization, not for the conditional logic, i.e code should work with syntetic identity function too242 pub fn is_identity(&self) -> bool {243 match self {244 Self::Id => true,245 Self::Normal(desc) => {246 if desc.params.len() != 1 {247 return false;248 }249 let param = &desc.params.exprs[0];250 if param.default.is_some() {251 return false;252 }253254 #[allow(clippy::infallible_destructuring_match)]255 let id = match ¶m.destruct {256 Destruct::Full(id) => id,257 #[cfg(feature = "exp-destruct")]258 _ => return false,259 };260 **desc.body == Expr::Var(id.clone())261 }262 _ => false,263 }264 }265 /// Identity function value.266 pub const fn identity() -> Self {267 Self::Id268 }269270 pub fn evaluate_trivial(&self) -> Option<Val> {271 match self {272 Self::Normal(n) => n.evaluate_trivial(),273 _ => None,274 }275 }276}277278impl<T> From<T> for FuncVal279where280 T: Builtin,281{282 fn from(value: T) -> Self {283 Self::builtin(value)284 }285}286impl From<&'static dyn StaticBuiltin> for FuncVal {287 fn from(value: &'static dyn StaticBuiltin) -> Self {288 Self::static_builtin(value)289 }290}1use std::{fmt::Debug, rc::Rc};23use educe::Educe;4use jrsonnet_gcmodule::{Cc, Trace};5use jrsonnet_interner::IStr;6pub use jrsonnet_macros::builtin;7use jrsonnet_parser::{ArgsDesc, Destruct, Expr, ExprParams, Span, Spanned};89use self::{10 builtin::{Builtin, StaticBuiltin},11 parse::{parse_builtin_call, parse_default_function_call, parse_function_call},12 prepared::{parse_prepared_builtin_call, parse_prepared_function_call, PreparedCall},13};14use crate::{15 bail, error::ErrorKind::*, evaluate, evaluate_trivial, function::builtin::BuiltinFunc, Context,16 Result, Thunk, Val,17};1819pub mod builtin;20mod native;21mod parse;22mod prepared;2324pub use native::NativeFn;25pub use prepared::PreparedFuncVal;2627pub use jrsonnet_parser::function::*;2829/// Function callsite location.30/// Either from other jsonnet code, specified by expression location, or from native (without location).31#[derive(Clone, Copy)]32pub struct CallLocation<'l>(pub Option<&'l Span>);33impl<'l> CallLocation<'l> {34 /// Construct new location for calls coming from specified jsonnet expression location.35 pub const fn new(loc: &'l Span) -> Self {36 Self(Some(loc))37 }38}39impl CallLocation<'static> {40 /// Construct new location for calls coming from native code.41 pub const fn native() -> Self {42 Self(None)43 }44}4546/// Represents Jsonnet function defined in code.47#[derive(Trace, Educe)]48#[educe(Debug, PartialEq)]49pub struct FuncDesc {50 /// # Example51 ///52 /// In expressions like this, deducted to `a`, unspecified otherwise.53 /// ```jsonnet54 /// local a = function() ...55 /// local a() ...56 /// { a: function() ... }57 /// { a() = ... }58 /// ```59 pub name: IStr,60 /// Context, in which this function was evaluated.61 ///62 /// # Example63 /// In64 /// ```jsonnet65 /// local a = 2;66 /// function() ...67 /// ```68 /// context will contain `a`.69 pub ctx: Context,7071 /// Function parameter definition72 pub params: ExprParams,73 /// Function body74 pub body: Rc<Spanned<Expr>>,75}76impl FuncDesc {77 /// Create body context, but fill arguments without defaults with lazy error78 pub fn default_body_context(&self) -> Result<Context> {79 parse_default_function_call(self.ctx.clone(), &self.params)80 }8182 /// Create context, with which body code will run83 pub(crate) fn call_body_context(84 &self,85 call_ctx: Context,86 args: &ArgsDesc,87 tailstrict: bool,88 ) -> Result<Context> {89 parse_function_call(call_ctx, self.ctx.clone(), &self.params, args, tailstrict)90 }9192 pub fn evaluate_trivial(&self) -> Option<Val> {93 evaluate_trivial(&self.body)94 }95}9697/// Represents a Jsonnet function value, including plain functions and user-provided builtins.98#[allow(clippy::module_name_repetitions)]99#[derive(Trace, Clone)]100pub enum FuncVal {101 /// Identity function, kept this way for comparsions.102 Id,103 /// Plain function implemented in jsonnet.104 Normal(Cc<FuncDesc>),105 /// Function without arguments works just as a fancy thunk value.106 Thunk(Thunk<Val>),107 /// Standard library function.108 StaticBuiltin(#[trace(skip)] &'static dyn StaticBuiltin),109 /// User-provided function.110 Builtin(BuiltinFunc),111}112113impl Debug for FuncVal {114 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {115 match self {116 Self::Id => f.debug_tuple("Id").finish(),117 Self::Thunk(arg0) => f.debug_tuple("Thunk").field(arg0).finish(),118 Self::Normal(arg0) => f.debug_tuple("Normal").field(arg0).finish(),119 Self::StaticBuiltin(arg0) => {120 f.debug_tuple("StaticBuiltin").field(&arg0.name()).finish()121 }122 Self::Builtin(arg0) => f.debug_tuple("Builtin").field(&arg0.name()).finish(),123 }124 }125}126127#[allow(clippy::unnecessary_wraps)]128#[builtin]129const fn builtin_id(x: Val) -> Val {130 x131}132static ID: &builtin_id = &builtin_id {};133134impl FuncVal {135 pub fn builtin(builtin: impl Builtin) -> Self {136 Self::Builtin(BuiltinFunc::new(builtin))137 }138 pub fn static_builtin(static_builtin: &'static dyn StaticBuiltin) -> Self {139 Self::StaticBuiltin(static_builtin)140 }141142 pub fn params(&self) -> FunctionSignature {143 match self {144 Self::Id => ID.params(),145 Self::StaticBuiltin(i) => i.params(),146 Self::Builtin(i) => i.params(),147 Self::Normal(p) => p.params.signature.clone(),148 Self::Thunk(_) => FunctionSignature::empty(),149 }150 }151 /// Amount of non-default required arguments152 pub fn params_len(&self) -> usize {153 self.params().iter().filter(|p| !p.has_default()).count()154 }155 /// Function name, as defined in code.156 pub fn name(&self) -> IStr {157 match self {158 Self::Id => "id".into(),159 Self::Normal(normal) => normal.name.clone(),160 Self::StaticBuiltin(builtin) => builtin.name().into(),161 Self::Builtin(builtin) => builtin.name().into(),162 Self::Thunk(_) => "thunk".into(),163 }164 }165 /// Call function using arguments evaluated in specified `call_ctx` [`Context`].166 ///167 /// If `tailstrict` is specified - then arguments will be evaluated before being passed to function body.168 pub fn evaluate(169 &self,170 call_ctx: Context,171 loc: CallLocation<'_>,172 args: &ArgsDesc,173 tailstrict: bool,174 ) -> Result<Val> {175 match self {176 Self::Normal(func) => {177 let body_ctx = func.call_body_context(call_ctx, args, tailstrict)?;178 evaluate(body_ctx, &func.body)179 }180 Self::Thunk(thunk) => {181 if !args.named.is_empty() || !args.unnamed.is_empty() {182 bail!(TooManyArgsFunctionHas(0, FunctionSignature::empty()))183 }184 thunk.evaluate()185 }186 Self::Id => {187 let args = parse_builtin_call(call_ctx, ID.params(), args, tailstrict)?;188 ID.call(loc, &args)189 }190 Self::StaticBuiltin(b) => {191 let args = parse_builtin_call(call_ctx, b.params(), args, tailstrict)?;192 b.call(loc, &args)193 }194 Self::Builtin(b) => {195 let args = parse_builtin_call(call_ctx, b.params(), args, tailstrict)?;196 b.call(loc, &args)197 }198 }199 }200201 pub(crate) fn evaluate_prepared(202 &self,203 prepared: &PreparedCall,204 loc: CallLocation<'_>,205 unnamed: &[Thunk<Val>],206 named: &[Thunk<Val>],207 _tailstrict: bool,208 ) -> Result<Val> {209 match self {210 FuncVal::Normal(func) => {211 let body_ctx = parse_prepared_function_call(212 func.ctx.clone(),213 prepared,214 &func.params,215 unnamed,216 named,217 )?;218 evaluate(body_ctx, &func.body)219 }220 FuncVal::Thunk(t) => t.evaluate(),221 FuncVal::Id => {222 let args = parse_prepared_builtin_call(prepared, ID.params(), unnamed, named);223 ID.call(loc, &args)224 }225 FuncVal::StaticBuiltin(b) => {226 let args = parse_prepared_builtin_call(prepared, b.params(), unnamed, named);227 b.call(loc, &args)228 }229 FuncVal::Builtin(b) => {230 let args = parse_prepared_builtin_call(prepared, b.params(), unnamed, named);231 b.call(loc, &args)232 }233 }234 }235236 /// Is this function an indentity function.237 ///238 /// Currently only works for builtin `std.id`, aka `Self::Id` value, and `function(x) x`.239 ///240 /// This function should only be used for optimization, not for the conditional logic, i.e code should work with syntetic identity function too241 pub fn is_identity(&self) -> bool {242 match self {243 Self::Id => true,244 Self::Normal(desc) => {245 if desc.params.len() != 1 {246 return false;247 }248 let param = &desc.params.exprs[0];249 if param.default.is_some() {250 return false;251 }252253 #[allow(clippy::infallible_destructuring_match)]254 let id = match ¶m.destruct {255 Destruct::Full(id) => id,256 #[cfg(feature = "exp-destruct")]257 _ => return false,258 };259 **desc.body == Expr::Var(id.clone())260 }261 _ => false,262 }263 }264 /// Identity function value.265 pub const fn identity() -> Self {266 Self::Id267 }268269 pub fn evaluate_trivial(&self) -> Option<Val> {270 match self {271 Self::Normal(n) => n.evaluate_trivial(),272 _ => None,273 }274 }275}276277impl<T> From<T> for FuncVal278where279 T: Builtin,280{281 fn from(value: T) -> Self {282 Self::builtin(value)283 }284}285impl From<&'static dyn StaticBuiltin> for FuncVal {286 fn from(value: &'static dyn StaticBuiltin) -> Self {287 Self::static_builtin(value)288 }289}crates/jrsonnet-evaluator/src/function/native.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/function/native.rs
+++ b/crates/jrsonnet-evaluator/src/function/native.rs
@@ -1,2 +1,68 @@
+use std::marker::PhantomData;
+
+use jrsonnet_gcmodule::Trace;
+
use super::PreparedFuncVal;
-use crate::{typed::Typed, CallLocation, Result, Thunk};
+use crate::{bail, function::FuncVal, typed::Typed, CallLocation, Result, Val};
+use jrsonnet_types::{ComplexValType, ValType};
+
+#[derive(Debug, Trace, Clone)]
+pub struct NativeFn<D: 'static>(pub(crate) PreparedFuncVal, PhantomData<D>);
+macro_rules! impl_native_desc {
+ ($i:expr; $($gen:ident)*) => {
+ impl<$($gen,)* O> NativeFn<($($gen,)* O,)>
+ where
+ $($gen: Typed,)*
+ O: Typed,
+ {
+ #[allow(non_snake_case, clippy::too_many_arguments)]
+ pub fn call(
+ &self,
+ $($gen: $gen,)*
+ ) -> Result<O> {
+ let val = self.0.call(
+ CallLocation::native(),
+ &[$(Typed::into_lazy_untyped($gen),)*],
+ &[],
+ )?;
+ O::from_untyped(val)
+ }
+ }
+ impl<$($gen,)* O> Typed for NativeFn<($($gen,)* O,)> {
+ const TYPE: &'static ComplexValType = &ComplexValType::Simple(ValType::Func);
+
+ fn into_untyped(_typed: Self) -> Result<Val> {
+ bail!("can only convert functions from jsonnet to native")
+ }
+
+ fn from_untyped(untyped: Val) -> Result<Self> {
+ let func = FuncVal::from_untyped(untyped)?;
+ Ok(Self(
+ PreparedFuncVal::new(func, $i, &[])?,
+ PhantomData,
+ ))
+ }
+ }
+ };
+ ($i:expr; $($cur:ident)* @ $c:ident $($rest:ident)*) => {
+ impl_native_desc!($i; $($cur)*);
+ impl_native_desc!($i + 1; $($cur)* $c @ $($rest)*);
+ };
+ ($i:expr; $($cur:ident)* @) => {
+ impl_native_desc!($i; $($cur)*);
+ }
+}
+
+impl_native_desc! {
+ 0; @ A B C D E F G H I J K L
+}
+
+mod native_macro {
+ #[macro_export]
+ macro_rules! NativeFn {
+ (($($t:ty),* $(,)?) -> $res:ty) => {
+ NativeFn<($($t,)* $res)>
+ }
+ }
+}
+pub use crate::NativeFn;
crates/jrsonnet-evaluator/src/function/parse.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/function/parse.rs
+++ b/crates/jrsonnet-evaluator/src/function/parse.rs
@@ -1,19 +1,29 @@
+use std::rc::Rc;
+
use jrsonnet_parser::{
function::{FunctionSignature, ParamName},
- ExprParams,
+ ArgsDesc, Expr, ExprParams, Spanned,
};
use rustc_hash::FxHashMap;
-use super::arglike::ArgsLike;
use crate::{
bail,
destructure::destruct,
error::{ErrorKind::*, Result},
- evaluate_named_param,
+ evaluate, evaluate_named_param,
gc::WithCapacityExt as _,
Context, Pending, Thunk, Val,
};
+fn eval_arg(ctx: Context, arg: &Rc<Spanned<Expr>>, tailstrict: bool) -> Result<Thunk<Val>> {
+ if tailstrict {
+ Ok(Thunk::evaluated(evaluate(ctx, arg)?))
+ } else {
+ let arg = arg.clone();
+ Ok(Thunk!(move || evaluate(ctx, &arg)))
+ }
+}
+
/// Creates correct [context](Context) for function body evaluation returning error on invalid call.
///
/// ## Parameters
@@ -22,15 +32,15 @@
/// * `params`: function parameters' definition
/// * `args`: passed function arguments
/// * `tailstrict`: if set to `true` function arguments are eagerly executed, otherwise - lazily
-pub fn parse_function_call(
+pub(crate) fn parse_function_call(
ctx: Context,
body_ctx: Context,
params: &ExprParams,
- args: &dyn ArgsLike,
+ args: &ArgsDesc,
tailstrict: bool,
) -> Result<Context> {
let mut passed_args = FxHashMap::with_capacity(params.binds_len());
- if args.unnamed_len() > params.signature.len() {
+ if args.unnamed.len() > params.signature.len() {
bail!(TooManyArgsFunctionHas(
params.signature.len(),
params.signature.clone(),
@@ -40,28 +50,29 @@
let mut filled_named = 0;
let mut filled_positionals = 0;
- args.unnamed_iter(ctx.clone(), tailstrict, &mut |id, arg| {
+ for (id, arg) in args.unnamed.iter().enumerate() {
destruct(
¶ms.exprs[id].destruct,
- arg,
+ eval_arg(ctx.clone(), arg, tailstrict)?,
Pending::new_filled(ctx.clone()),
&mut passed_args,
)?;
filled_positionals += 1;
- Ok(())
- })?;
+ }
- args.named_iter(ctx, tailstrict, &mut |name, value| {
+ for (name, value) in &args.named {
// FIXME: O(n) for arg existence check
if !params.exprs.iter().any(|p| &p.destruct.name() == name) {
bail!(UnknownFunctionParameter(name.clone()));
}
- if passed_args.insert(name.clone(), value).is_some() {
+ if passed_args
+ .insert(name.clone(), eval_arg(ctx.clone(), value, tailstrict)?)
+ .is_some()
+ {
bail!(BindingParameterASecondTime(name.clone()));
}
filled_named += 1;
- Ok(())
- })?;
+ }
if filled_named + filled_positionals < params.len() {
// Some args are unset, but maybe we have defaults for them
@@ -104,13 +115,13 @@
// Some args still weren't filled
if filled_named + filled_positionals != params.len() {
- for param in params.exprs.iter().skip(args.unnamed_len()) {
+ for param in params.exprs.iter().skip(args.unnamed.len()) {
let mut found = false;
- args.named_names(&mut |name| {
+ for (name, _) in &args.named {
if ¶m.destruct.name() == name {
found = true;
}
- });
+ }
if !found {
bail!(FunctionParameterNotBoundInCall(
param.destruct.name(),
@@ -141,34 +152,35 @@
pub fn parse_builtin_call(
ctx: Context,
params: FunctionSignature,
- args: &dyn ArgsLike,
+ args: &ArgsDesc,
tailstrict: bool,
) -> Result<Vec<Option<Thunk<Val>>>> {
let mut passed_args: Vec<Option<Thunk<Val>>> = vec![None; params.len()];
- if args.unnamed_len() > params.len() {
+ if args.unnamed.len() > params.len() {
bail!(TooManyArgsFunctionHas(params.len(), params,))
}
let mut filled_args = 0;
- args.unnamed_iter(ctx.clone(), tailstrict, &mut |id, arg| {
- passed_args[id] = Some(arg);
+ for (id, arg) in args.unnamed.iter().enumerate() {
+ passed_args[id] = Some(eval_arg(ctx.clone(), arg, tailstrict)?);
filled_args += 1;
- Ok(())
- })?;
+ }
- args.named_iter(ctx, tailstrict, &mut |name, arg| {
+ for (name, arg) in &args.named {
// FIXME: O(n) for arg existence check
let id = params
.iter()
.position(|p| p.name() == name)
.ok_or_else(|| UnknownFunctionParameter(name.clone()))?;
- if passed_args[id].replace(arg).is_some() {
+ if passed_args[id]
+ .replace(eval_arg(ctx.clone(), arg, tailstrict)?)
+ .is_some()
+ {
bail!(BindingParameterASecondTime(name.clone()));
}
filled_args += 1;
- Ok(())
- })?;
+ }
if filled_args < params.len() {
for (id, _) in params.iter().enumerate().filter(|(_, p)| p.has_default()) {
@@ -180,13 +192,13 @@
// Some args still wasn't filled
if filled_args != params.len() {
- for param in params.iter().skip(args.unnamed_len()) {
+ for param in params.iter().skip(args.unnamed.len()) {
let mut found = false;
- args.named_names(&mut |name| {
+ for (name, _) in &args.named {
if param.name() == name {
found = true;
}
- });
+ }
if !found {
bail!(FunctionParameterNotBoundInCall(
param.name().clone(),
crates/jrsonnet-evaluator/src/lib.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/lib.rs
+++ b/crates/jrsonnet-evaluator/src/lib.rs
@@ -19,7 +19,7 @@
mod obj;
pub mod stack;
pub mod stdlib;
-mod tla;
+pub mod tla;
pub mod trace;
pub mod typed;
pub mod val;
crates/jrsonnet-evaluator/src/tla.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/tla.rs
+++ b/crates/jrsonnet-evaluator/src/tla.rs
@@ -1,12 +1,68 @@
use std::{collections::HashMap, hash::BuildHasher};
+use jrsonnet_gcmodule::Trace;
use jrsonnet_interner::IStr;
+use jrsonnet_parser::{SourceFifo, SourcePath};
use crate::{
- function::{CallLocation, PreparedFuncVal, TlaArg},
- in_description_frame, Result, Val,
+ function::{CallLocation, PreparedFuncVal},
+ in_description_frame, with_state, Result, Thunk, Val,
};
+#[derive(Clone, Trace)]
+pub enum TlaArg {
+ String(IStr),
+ Val(Val),
+ Lazy(Thunk<Val>),
+ Import(String),
+ ImportStr(String),
+ InlineCode(String),
+}
+impl TlaArg {
+ pub fn evaluate_tailstrict(&self) -> Result<Val> {
+ match self {
+ Self::String(s) => Ok(Val::string(s.clone())),
+ Self::Val(val) => Ok(val.clone()),
+ Self::Lazy(lazy) => Ok(lazy.evaluate()?),
+ Self::Import(p) => with_state(|s| {
+ let resolved = s.resolve_from_default(&p.as_str())?;
+ s.import_resolved(resolved)
+ }),
+ Self::ImportStr(p) => with_state(|s| {
+ let resolved = s.resolve_from_default(&p.as_str())?;
+ s.import_resolved_str(resolved).map(Val::string)
+ }),
+ Self::InlineCode(p) => with_state(|s| {
+ let resolved =
+ SourcePath::new(SourceFifo("<inline code>".to_owned(), p.as_bytes().into()));
+ s.import_resolved(resolved)
+ }),
+ }
+ }
+ pub fn evaluate(&self) -> Result<Thunk<Val>> {
+ match self {
+ Self::String(s) => Ok(Thunk::evaluated(Val::string(s.clone()))),
+ Self::Val(val) => Ok(Thunk::evaluated(val.clone())),
+ Self::Lazy(lazy) => Ok(lazy.clone()),
+ Self::Import(p) => with_state(|s| {
+ let resolved = s.resolve_from_default(&p.as_str())?;
+ Ok(Thunk!(move || s.import_resolved(resolved)))
+ }),
+ Self::ImportStr(p) => with_state(|s| {
+ let resolved = s.resolve_from_default(&p.as_str())?;
+ Ok(Thunk!(move || s
+ .import_resolved_str(resolved)
+ .map(Val::string)))
+ }),
+ Self::InlineCode(p) => with_state(|s| {
+ let resolved =
+ SourcePath::new(SourceFifo("<inline code>".to_owned(), p.as_bytes().into()));
+ Ok(Thunk!(move || s.import_resolved(resolved)))
+ }),
+ }
+ }
+}
+
pub fn apply_tla<H: BuildHasher>(args: &HashMap<IStr, TlaArg, H>, val: Val) -> Result<Val> {
Ok(if let Val::Func(func) = val {
in_description_frame(
crates/jrsonnet-evaluator/src/typed/conversions.rsdiffbeforeafterboth--- a/crates/jrsonnet-evaluator/src/typed/conversions.rs
+++ b/crates/jrsonnet-evaluator/src/typed/conversions.rs
@@ -8,7 +8,7 @@
use crate::{
arr::{ArrValue, BytesArray},
bail,
- function::{CallLocation, FuncDesc, FuncVal, PreparedFuncVal},
+ function::{FuncDesc, FuncVal},
typed::CheckType,
val::{IndexableVal, NumValue, StrValue, ThunkMapper},
ObjValue, ObjValueBuilder, Result, ResultExt, Thunk, Val,
@@ -671,69 +671,9 @@
Ok(None)
} else {
T::from_untyped(untyped).map(Some)
- }
- }
-}
-
-#[derive(Debug, Trace, Clone)]
-pub struct NativeFn<D: 'static>(pub(crate) PreparedFuncVal, PhantomData<D>);
-macro_rules! impl_native_desc {
- ($i:expr; $($gen:ident)*) => {
- impl<$($gen,)* O> NativeFn<($($gen,)* O,)>
- where
- $($gen: Typed,)*
- O: Typed,
- {
- pub fn call(
- &self,
- $($gen: $gen,)*
- ) -> Result<O> {
- let val = self.0.call(
- CallLocation::native(),
- &[$(Typed::into_lazy_untyped($gen),)*],
- &[],
- )?;
- O::from_untyped(val)
- }
- }
- impl<$($gen,)* O> Typed for NativeFn<($($gen,)* O,)> {
- const TYPE: &'static ComplexValType = &ComplexValType::Simple(ValType::Func);
-
- fn into_untyped(_typed: Self) -> Result<Val> {
- bail!("can only convert functions from jsonnet to native")
- }
-
- fn from_untyped(untyped: Val) -> Result<Self> {
- let func = FuncVal::from_untyped(untyped)?;
- Ok(Self(
- PreparedFuncVal::new(func, $i, &[])?,
- PhantomData,
- ))
- }
}
- };
- ($i:expr; $($cur:ident)* @ $c:ident $($rest:ident)*) => {
- impl_native_desc!($i; $($cur)*);
- impl_native_desc!($i + 1; $($cur)* $c @ $($rest)*);
- };
- ($i:expr; $($cur:ident)* @) => {
- impl_native_desc!($i; $($cur)*);
}
-}
-
-impl_native_desc! {
- 0; @ A B C D E F G H I J K L
}
-
-mod native_macro {
- #[macro_export]
- macro_rules! NativeFn {
- (($($t:ty),* $(,)?) -> $res:ty) => {
- NativeFn<($($t,)* $res)>
- }
- }
-}
-pub use crate::NativeFn;
impl Typed for NumValue {
const TYPE: &'static ComplexValType = &ComplexValType::Simple(ValType::Num);
crates/jrsonnet-macros/src/lib.rsdiffbeforeafterboth--- a/crates/jrsonnet-macros/src/lib.rs
+++ b/crates/jrsonnet-macros/src/lib.rs
@@ -405,7 +405,7 @@
const _: () = {
use ::jrsonnet_evaluator::{
State, Val,
- function::{builtin::{Builtin, StaticBuiltin}, FunctionSignature, ParamParse, ParamName, ParamDefault, CallLocation, ArgsLike, parse::parse_builtin_call},
+ function::{builtin::{Builtin, StaticBuiltin}, FunctionSignature, ParamParse, ParamName, ParamDefault, CallLocation},
Result, Context, typed::Typed,
parser::Span, params, Thunk,
};
crates/jrsonnet-stdlib/src/arrays.rsdiffbeforeafterboth--- a/crates/jrsonnet-stdlib/src/arrays.rs
+++ b/crates/jrsonnet-stdlib/src/arrays.rs
@@ -2,9 +2,9 @@
use jrsonnet_evaluator::{
bail,
- function::{builtin, FuncVal},
+ function::{builtin, FuncVal, NativeFn},
runtime_error,
- typed::{BoundedI32, BoundedUsize, Either2, NativeFn, Typed},
+ typed::{BoundedI32, BoundedUsize, Either2, Typed},
val::{equals, ArrValue, IndexableVal},
Either, IStr, ObjValue, ObjValueBuilder, Result, ResultExt, Thunk, Val,
};
crates/jrsonnet-stdlib/src/lib.rsdiffbeforeafterboth--- a/crates/jrsonnet-stdlib/src/lib.rs
+++ b/crates/jrsonnet-stdlib/src/lib.rs
@@ -13,7 +13,8 @@
pub use hash::*;
use jrsonnet_evaluator::{
error::Result,
- function::{CallLocation, FuncVal, TlaArg},
+ function::{CallLocation, FuncVal},
+ tla::TlaArg,
trace::PathResolver,
val::NumValue,
ContextBuilder, IStr, ObjValue, ObjValueBuilder, Thunk, Val,
tests/tests/cpp_test_suite.rsdiffbeforeafterboth--- a/tests/tests/cpp_test_suite.rs
+++ b/tests/tests/cpp_test_suite.rs
@@ -6,10 +6,10 @@
use jrsonnet_evaluator::{
FileImportResolver, IStr, ObjValueBuilder, State, Val, apply_tla,
- function::TlaArg,
gc::WithCapacityExt as _,
manifest::JsonFormat,
rustc_hash::FxHashMap,
+ tla::TlaArg,
trace::{CompactFormat, PathResolver, TraceFormat},
};
use jrsonnet_stdlib::ContextInitializer;