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mode-vyxal.js
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mode-vyxal.js
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(function (mod) {
if (typeof exports == "object" && typeof module == "object") {
mod(require("../../lib/codemirror"))
} else if (typeof define == "function" && define.amd) {
define(["../../lib/codemirror"], mod)
} else {
mod(CodeMirror)
}
})(function (CodeMirror) {
"use strict";
const NUMBER_CHARS = '0123456789.°';
const MOD_CHARS = 'vß⁺₌₍~&ƒɖ';
const DIGRAPHS = '¨ø∆Þ';
const CONSTANTS = '₀₁₄₆₇₈¶¤ð×u';
const FUNC_CHARS = 'ƛ\'λµ⁽‡≬;';
const OPENING = '{[(⟨';
const CLOSING = '}])⟩';
const VAR_CHARS = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_';
CodeMirror.defineMode("vyxal", function () {
return {
startState: function () {
return { structure: 'NONE', scc: 0, struct_nest: [], escaped: false, depth: 0 };
},
token: function (stream, state) {
console.log(state);
if (stream.sol()) {
if (state.structure == 'COMMENT' || state.structure == 'COMMENTSTART') state.structure = 'NONE'
if (['DIGRAPH', 'CONSTANT', 'CHAR'].includes(state.structure)) state.structure = 'NONE'
if (state.structure == 'NUMBER') state.structure = 'NONE'
if (state.structure == 'SCC' && state.scc) {
state.scc--;
if (!state.scc) state.structure = 'NONE';
}
}
var char = stream.next().toString();
if (state.structure == 'COMMENTBLOCKEND') {
if (char == '#') {
state.depth--;
if (state.depth == 0) {
state.structure = 'NONE';
return 'comment';
} else {
state.structure = 'COMMENTBLOCK';
return 'comment';
}
} else {
state.structure = 'COMMENTBLOCK';
return 'comment';
}
}
if (state.structure == 'COMMENTSTART' || state.structure == 'COMMENTBLOCKSTART') {
if (char == '{') {
state.structure = 'COMMENTBLOCK';
state.depth++;
} else {
state.structure = state.structure == 'COMMENTBLOCKSTART' ? 'COMMENTBLOCK' : 'COMMENT';
}
return 'comment';
}
if (state.structure.startsWith('COMMENTBLOCK') && char == '}') {
state.structure = 'COMMENTBLOCKEND';
return 'comment';
}
if (state.structure == 'VAR' && !VAR_CHARS.includes(char)) {
state.structure = 'NONE'
}
if (state.structure == 'VAR' && VAR_CHARS.includes(char)) {
return 'var'
}
if (state.structure == 'SCC' && state.scc) {
state.scc--;
if (!state.scc) state.structure = 'NONE';
return 'string';
}
if (char == '#' && (state.structure == 'NONE' || state.structure == 'COMMENTBLOCK')) {
state.structure = state.structure == 'NONE' ? 'COMMENTSTART' : 'COMMENTBLOCKSTART';
return 'comment'
}
if (state.structure.startsWith('COMMENT')) {
return 'comment'
}
if (state.structure == 'LAMBDA_ARITY') {
if (char == '|') {
state.structure = 'NONE'
}
return 'function'
}
if (state.structure == 'FUNC_DEF') {
if (char == '|') {
state.structure = 'NONE'
}
return 'function'
}
if (state.structure == 'FUNC_CALL') {
if (char == ';') {
state.structure = 'NONE'
}
return 'function'
}
if (state.escaped && char !== '`') {
state.escaped = false;
return 'string'
}
if (state.structure == 'STRING' && char == '\\') {
state.escaped = true;
}
if (state.structure == 'STRING' && char !== '`') {
return 'string'
}
if (state.structure == 'CHAR') {
state.structure = 'NONE';
return 'string'
}
if ((state.structure == 'COMP_STRING' && char !== '«') || (state.structure == 'COMP_INT' && char !== '»')) {
return 'comp'
}
if (char == '`' && (state.structure == 'NONE' || state.structure == 'STRING')) {
if (state.escaped) {
state.escaped = false
return 'string'
}
if (state.structure == 'STRING') {
state.structure = 'NONE'
} else {
state.structure = 'STRING'
}
return 'string'
}
if (state.structure == 'DIGRAPH') {
state.structure = 'NONE';
return 'digraph'
}
if (char == '\\' && state.structure == 'NONE') {
state.structure = 'CHAR';
return 'string'
}
if (char == '‛' && state.structure == 'NONE') {
state.structure = 'SCC';
state.scc = 2;
return 'string'
}
if (char == '«' && ['COMP_STRING', 'NONE'].includes(state.structure)) {
if (state.structure == 'COMP_STRING') {
state.structure = 'NONE'
} else {
state.structure = 'COMP_STRING'
}
return 'comp'
}
if (char == '»' && ['COMP_INT', 'NONE'].includes(state.structure)) {
if (state.structure == 'COMP_INT') {
state.structure = 'NONE'
} else {
state.structure = 'COMP_INT'
}
return 'comp'
}
if (NUMBER_CHARS.includes(char) && state.structure == 'NONE') {
return 'number'
}
if (MOD_CHARS.includes(char) && state.structure == 'NONE') {
return 'mod'
}
if ((CONSTANTS.includes(char) && state.structure == 'NONE') || state.structure == 'CONSTANT') {
if (state.structure == 'CONSTANT') {
state.structure = 'NONE'
}
return 'constant'
}
if (FUNC_CHARS.includes(char) && state.structure == 'NONE') {
if (char == 'λ' && stream.match(/^\d+\|/, false)) {
state.structure = 'LAMBDA_ARITY'
}
return 'function'
}
if (OPENING.includes(char)) {
state.struct_nest.push(char);
if (char == '(') {
if (stream.match(/^[a-zA-Z_]+\|/, false)) {
state.structure = 'VAR'
}
}
if (char == '⟨') {
return 'list'
}
return 'keyword'
}
if ('←→'.includes(char) && state.structure == 'NONE') {
state.structure = 'VAR';
return 'var'
}
if (char == '¨' && state.structure == 'NONE') {
if (stream.match(/@/)) {
if (stream.match(/^[a-zA-Z_]+(\:([a-zA-Z_]|\d)+)*/)) {
state.structure = 'FUNC_DEF'
} else {
state.structure = 'FUNC_CALL'
}
return 'function'
}
}
if (char == '|' && (state.structure == 'NONE' || state.structure == 'VAR')) {
if ([...state.struct_nest].pop() == '⟨') {
return 'list'
}
state.structure = 'NONE';
return 'keyword'
}
if (CLOSING.includes(char)) {
state.struct_nest.pop();
if (char == '⟩') {
return 'list'
}
return 'keyword'
}
if (DIGRAPHS.includes(char)) {
state.structure = 'DIGRAPH';
return 'digraph'
}
if (char == 'k') {
state.structure = 'CONSTANT';
return 'constant'
}
return 'none'
}
}
})
});