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trading the cs> prompt for the coffee> prompt

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This commit is contained in:
Jeremy Ashkenas
2009-12-26 00:18:24 -08:00
parent ff78546465
commit d59ef71642
3 changed files with 21 additions and 17 deletions
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2
lib/coffee_script/narwhal/coffee-script.coffee
View File

@@ -25,7 +25,7 @@ exports.run: args =>
while true
try
system.stdout.write('cs> ').flush()
system.stdout.write('coffee> ').flush()
result: exports.evalCS(Readline.readline())
print(result) if result isnt undefined
catch e

28
lib/coffee_script/narwhal/js/coffee-script.js
View File

@@ -1,14 +1,14 @@
(function(){
var File, OS, Readline, checkForErrors, coffeePath;
// This (javascript) file is generated from lib/coffee_script/narwhal/coffee-script.coffee Executes the `coffee-script` Ruby program to convert from CoffeeScript
// to Javascript. Eventually this will hopefully happen entirely within JS. Require external dependencies.
var OS = require('os');
var File = require('file');
var Readline = require('readline');
OS = require('os');
File = require('file');
Readline = require('readline');
// The path to the CoffeeScript Compiler.
var coffeePath = File.path(module.path).dirname().dirname().dirname().dirname().dirname().join('bin', 'coffee-script');
coffeePath = File.path(module.path).dirname().dirname().dirname().dirname().dirname().join('bin', 'coffee-script');
// Our general-purpose error handler.
var checkForErrors = function(coffeeProcess) {
checkForErrors = function(coffeeProcess) {
if (coffeeProcess.wait() === 0) {
return true;
}
@@ -18,14 +18,15 @@
// Run a simple REPL, round-tripping to the CoffeeScript compiler for every
// command.
exports.run = function(args) {
var result;
args.shift();
if (args.length) {
return require(File.absolute(args[0]));
}
while (true) {
try {
system.stdout.write('cs> ').flush();
var result = exports.evalCS(Readline.readline());
system.stdout.write('coffee> ').flush();
result = exports.evalCS(Readline.readline());
if (result !== undefined) {
print(result);
}
@@ -36,13 +37,15 @@
};
// Compile a given CoffeeScript file into JavaScript.
exports.compileFile = function(path) {
var coffee = OS.popen([coffeePath, "--print", "--no-wrap", path]);
var coffee;
coffee = OS.popen([coffeePath, "--print", "--no-wrap", path]);
checkForErrors(coffee);
return coffee.stdout.read();
};
// Compile a string of CoffeeScript into JavaScript.
exports.compile = function(source) {
var coffee = OS.popen([coffeePath, "--eval", "--no-wrap"]);
var coffee;
coffee = OS.popen([coffeePath, "--eval", "--no-wrap"]);
coffee.stdin.write(source).flush().close();
checkForErrors(coffee);
return coffee.stdout.read();
@@ -53,8 +56,9 @@
};
// Make a factory for the CoffeeScript environment.
exports.makeNarwhalFactory = function(path) {
var code = exports.compileFile(path);
var factoryText = "function(require,exports,module,system,print){" + code + "/**/\n}";
var code, factoryText;
code = exports.compileFile(path);
factoryText = "function(require,exports,module,system,print){" + code + "/**/\n}";
if (system.engine === "rhino") {
return Packages.org.mozilla.javascript.Context.getCurrentContext().compileFunction(global, factoryText, path, 0, null);
} else {

8
lib/coffee_script/narwhal/js/loader.js
View File

@@ -1,10 +1,10 @@
(function(){
var coffeescript, factories, loader;
// This (javascript) file is generated from lib/coffee_script/narwhal/loader.coffee
var coffeescript = null;
var factories = {
coffeescript = null;
factories = {
};
var loader = {
loader = {
// Reload the coffee-script environment from source.
reload: function(topId, path) {
coffeescript = coffeescript || require('coffee-script');