var fs = require('fs');
+var argv : any = require('minimist')(process.argv.slice(2));
-import * as tk from './tokenize.js';
+import * as parser from "./parser.js";
+/**
+ * help for inputing `--help` parameter.
+ */
+export let helpDesc =
+`
+clo: clo INPUT_FILE --output-js OUTPUT_JS_FILE
+\ta little typesetter powered by TypeScript/Javascript.
-let b : Array<tk.Token> = tk.tokenize("2+2");
+## Arguments
+INPUT_FILE\tan input .clo file
-export interface TokenMatcheePair {
- matched: tk.Token[]
- remained: tk.Token[]
-}
+## Parameters
+---
+--output-js\tgenerated the output middle JS file
+
+
+Report bugs to: clo@kianting.info
+clo home page: <https://kianting.info/wiki/w/Project:Clo>
+`
+
+processArgv(argv, helpDesc);
/**
- * @description
- * it returns a function which test if the first char of the `remained` part of
- * the argument of the function is `c`, if it's true, update the `MatchedPair` wrapped
- * in `Some`. Otherwise, it returns `None`.
- * * @param t : the char to be test.
- * @returns the updated `MatchedPair` wrapped in `Some(x)` or `None`.
+ * processing the passed `argv` (arguments)
*/
-export function match1token(t: tk.Token): (m: TokenMatcheePair) => tk.Maybe<TokenMatcheePair> {
- return (m: TokenMatcheePair) => {
- if (m.remained.length == 0) {
- return { _tag: "None" };
- }
- const tokenToBeMatched = m.remained[0];
- if (tokenToBeMatched === t) {
- m.matched.push(tokenToBeMatched);
- return {
- _tag: "Some", value: {
- matched: m.matched,
- remained: m.remained.slice(1)
- }
- };
- }
- else {
- return { _tag: "None" };
- }
+
+export function processArgv(argv : any, helpDesc : string){
+ let inputFile : string[] = argv['_'];
+ let outputJSFile : string | true = argv['output-js'];
+
+ let NoInputFile : boolean = (inputFile.length == 0);
+ let NoOutputJSFile : boolean = (outputJSFile === undefined || outputJSFile == true);
+ let helpTriggered : boolean = argv['help'];
+
+ if (inputFile.length > 1){
+ console.log("Sorry, the input file should be only one.");
}
-};
+
+ /** output --help */
+ if (helpTriggered || NoInputFile || NoOutputJSFile){
+ console.log(helpDesc);
+ }else{
+ fs.readFile(inputFile[0], 'utf8', (err : Error, inputText : string) => {
+ if (err) throw err;
+
+ let tree = parser.inputTextToTree(inputText);
+
+ let output = parser.treeToJS(tree);
+
+ fs.writeFile(outputJSFile, output , (err : Error) => {
+ if (err) throw err;
+ });
+
+ });
+ }
+
+}
+
+
-let c = tk.toSome(b);
-console.log(thenDo(c,match1token(tk.tokenize("+")[0])));
\ No newline at end of file