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basic yet more docs

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This commit is contained in:
minjaesong
2020-12-18 13:05:29 +09:00
parent f7b17e881f
commit f716dbd719
7 changed files with 232 additions and 23 deletions
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12
assets/tbas/parser_wip.js
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@@ -4,6 +4,7 @@ class ParserError extends Error {
Error.captureStackTrace(this, ParserError);
}
}
var DEFUNS_BUILD_DEFUNS = false;
let bF = {};
bF.parserPrintdbg = any => serial.println(any);
bF.parserPrintdbg2 = function(icon, lnum, tokens, states, recDepth) {
@@ -173,7 +174,7 @@ bF._parseStmt = function(lnum, tokens, states, recDepth) {
treeHead.astValue = "DEFUN";
treeHead.astType = "function";
// parse function name
if (tokens[1] == "(") {
// anonymous function
@@ -185,21 +186,22 @@ bF._parseStmt = function(lnum, tokens, states, recDepth) {
bF.parserPrintdbgline('$', 'DEFUN Stmt Function Name:', lnum, recDepth);
treeHead.astLeaves[0] = bF._parseIdent(lnum, [tokens[1]], [states[1]], recDepth + 1);
}
// parse function arguments
bF.parserPrintdbgline('$', 'DEFUN Stmt Function Arguments -- ', lnum, recDepth);
let defunArgDeclSeps = sepsOne.filter((i) => i < parenEnd + 1).map(i => i-1).concat([parenEnd - 1]);
bF.parserPrintdbgline('$', 'DEFUN Stmt Function Arguments comma position: '+defunArgDeclSeps, lnum, recDepth);
treeHead.astLeaves[0].astLeaves = defunArgDeclSeps.map(i=>bF._parseIdent(lnum, [tokens[i]], [states[i]], recDepth + 1));
// parse function body
treeHead.astLeaves[1] = bF._parseExpr(lnum,
let parseFunction = (DEFUNS_BUILD_DEFUNS) ? bF._parseStmt : bF._parseExpr;
treeHead.astLeaves[1] = parseFunction(lnum,
tokens.slice(parenEnd + 2, tokens.length),
states.slice(parenEnd + 2, states.length),
recDepth + 1
);
return treeHead;
}