Finalize the bindings for now. These should be enough to work with.

This commit is contained in:
envis10n 2019-01-29 16:45:27 -06:00
parent 20262faa13
commit 79eed41f2e
2 changed files with 37 additions and 23 deletions

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@ -1,13 +1,13 @@
[package]
name = "dukbind"
version = "0.0.1"
version = "0.0.2"
authors = ["envis10n <envis10n@protonmail.com>"]
edition = "2018"
build = "build.rs"
exclude = ["duktape/examples/**/*", "duktape/src-separate/**/*"]
repository = "https://gitlab.com/envis10n/dukbind"
readme = "README.md"
keyword = ["duktape", "dukbind", "js", "javascript"]
keywords = ["duktape", "dukbind", "js", "javascript"]
license = "Unlicense"
description = "Raw duktape bindings for rust."

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@ -1,42 +1,56 @@
#![allow(non_upper_case_globals)]
#![allow(non_camel_case_types)]
#![allow(non_snake_case)]
include!(concat!(env!("OUT_DIR"), "/duktape_bindings.rs"));
pub mod glue {
use super::*;
extern "C" {
/// A wrapper around duk_push_error_object, which relies on varargs in
/// the original API.
/// NOTE: Pulled from duktape crate duktape_sys/src/glue.rs
pub fn duk_push_error_object_string(
ctx: *mut duk_context, err_code: duk_errcode_t,
filename: *const i8, line: duk_int_t,
message: *const i8) -> duk_idx_t;
use std::ffi;
pub unsafe fn duk_create_heap_default() -> *mut duk_context {
use std::ptr::null_mut;
let ctx = duk_create_heap(None, None, None, null_mut(), None);
unsafe extern "C" fn printc(c: *mut duk_context) -> i32 {
let cstr = ffi::CStr::from_ptr(duk_to_string(c, 0));
println!("{0}", cstr.to_str().unwrap());
0
}
duk_push_global_function(ctx, "print", Some(printc), 1);
ctx
}
pub unsafe fn duk_eval_string(ctx: *mut duk_context, code: &str) -> u32 {
let filename = "input";
duk_push_lstring(ctx, filename.as_ptr() as *const i8,
filename.len() as duk_size_t);
duk_eval_raw(ctx, code.as_ptr() as *const i8,
code.len() as duk_size_t,
DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE |
DUK_COMPILE_SAFE) as u32
}
pub unsafe fn duk_push_global_function(ctx: *mut duk_context, name: &str, f: duk_c_function, args: i32) -> bool {
duk_push_c_function(ctx, f, args);
duk_put_global_lstring(ctx, name.as_ptr() as *const i8, name.len() as duk_size_t) == 0
}
extern "C" {
/// A wrapper around duk_push_error_object, which relies on varargs in
/// the original API.
/// NOTE: Pulled from duktape crate duktape_sys/src/glue.rs
pub fn duk_push_error_object_string(
ctx: *mut duk_context, err_code: duk_errcode_t,
filename: *const i8, line: duk_int_t,
message: *const i8) -> duk_idx_t;
}
#[cfg(test)]
mod tests {
#[test]
fn test_eval() {
use std::ptr::null_mut;
use super::*;
unsafe {
// Pulled from duktape crate duktape_sys/src/lib.rs | Modified to compile.
// Create a heap.
let ctx = duk_create_heap(None, None, None, null_mut(), None);
let ctx = duk_create_heap_default();
// Run a short code snippet.
let code = "2+3";
let filename = "input";
duk_push_lstring(ctx, filename.as_ptr() as *const i8,
filename.len() as duk_size_t);
let result = duk_eval_raw(ctx, code.as_ptr() as *const i8,
code.len() as duk_size_t,
DUK_COMPILE_EVAL | DUK_COMPILE_NOSOURCE |
DUK_COMPILE_SAFE) as u32;
let result = duk_eval_string(ctx, code);
assert_eq!(DUK_EXEC_SUCCESS, result);
// Get the result and make sure it's correct.