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Enable json command in REPL.

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This commit is contained in:
Stephen Chung 2021-07-08 14:09:31 +08:00
parent 9418d7b0c8
commit 75a8a4d4e3
4 changed files with 32 additions and 17 deletions
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4
Cargo.toml
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@ -32,7 +32,7 @@ no_float = [] # no floating-point
f32_float = [] # set FLOAT=f32 f32_float = [] # set FLOAT=f32
only_i32 = [] # set INT=i32 (useful for 32-bit systems) only_i32 = [] # set INT=i32 (useful for 32-bit systems)
only_i64 = [] # set INT=i64 (default) and disable support for all other integer types only_i64 = [] # set INT=i64 (default) and disable support for all other integer types
decimal = ["rust_decimal/std"] # add the Decimal number type decimal = ["rust_decimal"] # add the Decimal number type
no_index = [] # no arrays and indexing no_index = [] # no arrays and indexing
no_object = [] # no custom objects no_object = [] # no custom objects
no_function = ["no_closure"] # no script-defined functions (meaning no closures) no_function = ["no_closure"] # no script-defined functions (meaning no closures)
@ -40,7 +40,7 @@ no_closure = [] # no automatic sharing and capture of anonymous
no_module = [] # no modules no_module = [] # no modules
internals = [] # expose internal data structures internals = [] # expose internal data structures
unicode-xid-ident = ["unicode-xid"] # allow Unicode Standard Annex #31 for identifiers. unicode-xid-ident = ["unicode-xid"] # allow Unicode Standard Annex #31 for identifiers.
metadata = ["serde_json", "rhai_codegen/metadata"] # enable exporting functions metadata metadata = ["serde", "serde_json", "rhai_codegen/metadata"] # enable exporting functions metadata
no_std = ["no-std-compat", "num-traits/libm", "core-error", "libm", "ahash/compile-time-rng"] no_std = ["no-std-compat", "num-traits/libm", "core-error", "libm", "ahash/compile-time-rng"]

12
no_std/no_std_repl/README.md
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@ -6,15 +6,21 @@ This sample application is the same version as the `rhai-repl` tool, compiled fo
[`wee_alloc`](https://crates.io/crates/wee_alloc) is used as the allocator. [`wee_alloc`](https://crates.io/crates/wee_alloc) is used as the allocator.
To Compile To Build
---------- --------
The nightly compiler is required: The nightly compiler is required:
```bash
cargo +nightly build --release
```
A specific profile can also be used:
```bash ```bash
cargo +nightly build --profile unix -Z unstable-options cargo +nightly build --profile unix -Z unstable-options
``` ```
Available profiles are: `unix`, `windows` and `macos`. Three profiles are defined: `unix`, `windows` and `macos`.
The release build is optimized for size. It can be changed to optimize on speed instead. The release build is optimized for size. It can be changed to optimize on speed instead.

12
no_std/no_std_test/README.md
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@ -6,15 +6,21 @@ This sample application is a bare-bones `no-std` build for testing.
[`wee_alloc`](https://crates.io/crates/wee_alloc) is used as the allocator. [`wee_alloc`](https://crates.io/crates/wee_alloc) is used as the allocator.
To Compile To Build
---------- --------
The nightly compiler is required: The nightly compiler is required:
```bash
cargo +nightly build --release
```
A specific profile can also be used:
```bash ```bash
cargo +nightly build --profile unix -Z unstable-options cargo +nightly build --profile unix -Z unstable-options
``` ```
Available profiles are: `unix`, `windows` and `macos`. Three profiles are defined: `unix`, `windows` and `macos`.
The release build is optimized for size. It can be changed to optimize on speed instead. The release build is optimized for size. It can be changed to optimize on speed instead.

21
src/bin/rhai-repl.rs
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@ -48,6 +48,8 @@ fn print_help() {
println!("scope => print all variables in the scope"); println!("scope => print all variables in the scope");
#[cfg(feature = "metadata")] #[cfg(feature = "metadata")]
println!("functions => print all functions defined"); println!("functions => print all functions defined");
#[cfg(feature = "metadata")]
println!("json => output all functions in JSON format");
println!("ast => print the last AST (optimized)"); println!("ast => print the last AST (optimized)");
println!("astu => print the last raw, un-optimized AST"); println!("astu => print the last raw, un-optimized AST");
println!(r"end a line with '\' to continue to the next line."); println!(r"end a line with '\' to continue to the next line.");
@ -247,15 +249,16 @@ fn main() {
println!(); println!();
continue; continue;
} }
// "json" => { #[cfg(feature = "metadata")]
// println!( "json" => {
// "{}", println!(
// engine "{}",
// .gen_fn_metadata_with_ast_to_json(&main_ast, true) engine
// .unwrap() .gen_fn_metadata_with_ast_to_json(&main_ast, true)
// ); .unwrap()
// continue; );
// } continue;
}
_ => (), _ => (),
} }