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Add is_shared function.

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Stephen Chung
2020-07-31 18:43:34 +08:00
parent 0295e109ad
commit 8d0623d07f
6 changed files with 38 additions and 23 deletions
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19
src/fn_call.rs
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@@ -4,8 +4,8 @@ use crate::any::Dynamic;
use crate::calc_fn_hash;
use crate::engine::{
search_imports, search_namespace, search_scope_only, Engine, Imports, State, KEYWORD_DEBUG,
KEYWORD_EVAL, KEYWORD_FN_PTR, KEYWORD_FN_PTR_CALL, KEYWORD_FN_PTR_CURRY, KEYWORD_PRINT,
KEYWORD_SHARED, KEYWORD_TAKE, KEYWORD_TYPE_OF,
KEYWORD_EVAL, KEYWORD_FN_PTR, KEYWORD_FN_PTR_CALL, KEYWORD_FN_PTR_CURRY, KEYWORD_IS_SHARED,
KEYWORD_PRINT, KEYWORD_SHARED, KEYWORD_TAKE, KEYWORD_TYPE_OF,
};
use crate::error::ParseErrorType;
use crate::fn_native::{FnCallArgs, FnPtr};
@@ -451,6 +451,12 @@ impl Engine {
)))
}
// Fn
KEYWORD_IS_SHARED if args.len() == 1 => Err(Box::new(EvalAltResult::ErrorRuntime(
"'is_shared' should not be called in method style. Try is_shared(...);".into(),
Position::none(),
))),
// eval - reaching this point it must be a method-style call
KEYWORD_EVAL
if args.len() == 1 && !self.has_override(lib, hash_fn, hash_script, pub_only) =>
@@ -783,6 +789,15 @@ impl Engine {
.into());
}
// Handle is_shared()
#[cfg(not(feature = "no_shared"))]
if name == KEYWORD_IS_SHARED && args_expr.len() == 1 {
let expr = args_expr.get(0).unwrap();
let value = self.eval_expr(scope, mods, state, lib, this_ptr, expr, level)?;
return Ok(value.is_shared().into());
}
// Handle shared()
#[cfg(not(feature = "no_shared"))]
if name == KEYWORD_SHARED && args_expr.len() == 1 {