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Add callee expression parsing

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This commit is contained in:
Kurt Hutten IrevDev
2022-11-14 13:28:16 +11:00
parent 24189282ec
commit aed0763770
5 changed files with 233 additions and 68 deletions
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7
src/lang/tokeniser.ts
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@ -9,6 +9,7 @@ const BLOCK_START = /^\{/;
const BLOCK_END = /^\}/;
const PARAN_START = /^\(/;
const PARAN_END = /^\)/;
const COMMA = /^,/;
export const isNumber = (character: string) => NUMBER.test(character);
export const isWhitespace = (character: string) => WHITESPACE.test(character);
@ -19,6 +20,7 @@ export const isBlockStart = (character: string) => BLOCK_START.test(character);
export const isBlockEnd = (character: string) => BLOCK_END.test(character);
export const isParanStart = (character: string) => PARAN_START.test(character);
export const isParanEnd = (character: string) => PARAN_END.test(character);
export const isComma = (character: string) => COMMA.test(character);
function matchFirst(str: string, regex: RegExp) {
const theMatch = str.match(regex);
@ -29,7 +31,7 @@ function matchFirst(str: string, regex: RegExp) {
}
export interface Token {
type: "number" | "word" | "operator" | "string" | "brace" | "whitespace";
type: "number" | "word" | "operator" | "string" | "brace" | "whitespace" | "comma";
value: string;
start: number;
end: number;
@ -62,6 +64,9 @@ const returnTokenAtIndex = (str: string, startIndex: number): Token | null => {
if (isBlockEnd(strFromIndex)) {
return makeToken("brace", matchFirst(strFromIndex, BLOCK_END), startIndex);
}
if (isComma(strFromIndex)) {
return makeToken("comma", matchFirst(strFromIndex, COMMA), startIndex);
}
if (isNumber(strFromIndex)) {
return makeToken("number", matchFirst(strFromIndex, NUMBER), startIndex);
}