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Split no_stdlib and no_std into two features.

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This commit is contained in:
Stephen Chung
2020-03-18 12:04:26 +08:00
parent ecded729ad ef8d428f42
commit a9c65a962c
11 changed files with 49 additions and 30 deletions
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16
src/api.rs
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@@ -19,7 +19,7 @@ use crate::stdlib::{
sync::Arc,
vec::Vec,
};
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
use crate::stdlib::{fs::File, io::prelude::*, path::PathBuf};
impl<'e> Engine<'e> {
@@ -117,7 +117,7 @@ impl<'e> Engine<'e> {
parse(&mut tokens_stream.peekable(), self, scope)
}
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
fn read_file(path: PathBuf) -> Result<String, EvalAltResult> {
let mut f = File::open(path.clone())
.map_err(|err| EvalAltResult::ErrorReadingScriptFile(path.clone(), err))?;
@@ -130,14 +130,14 @@ impl<'e> Engine<'e> {
}
/// Compile a file into an AST.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn compile_file(&self, path: PathBuf) -> Result<AST, EvalAltResult> {
self.compile_file_with_scope(&Scope::new(), path)
}
/// Compile a file into an AST using own scope.
/// The scope is useful for passing constants into the script for optimization.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn compile_file_with_scope(
&self,
scope: &Scope,
@@ -150,13 +150,13 @@ impl<'e> Engine<'e> {
}
/// Evaluate a file.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn eval_file<T: Any + Clone>(&mut self, path: PathBuf) -> Result<T, EvalAltResult> {
Self::read_file(path).and_then(|contents| self.eval::<T>(&contents))
}
/// Evaluate a file with own scope.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn eval_file_with_scope<T: Any + Clone>(
&mut self,
scope: &mut Scope,
@@ -237,7 +237,7 @@ impl<'e> Engine<'e> {
///
/// Note - if `retain_functions` is set to `true`, functions defined by previous scripts are _retained_
/// and not cleared from run to run.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn consume_file(
&mut self,
retain_functions: bool,
@@ -251,7 +251,7 @@ impl<'e> Engine<'e> {
///
/// Note - if `retain_functions` is set to `true`, functions defined by previous scripts are _retained_
/// and not cleared from run to run.
#[cfg(not(feature = "no_stdlib"))]
#[cfg(not(feature = "no_std"))]
pub fn consume_file_with_scope(
&mut self,
scope: &mut Scope,