1 | "use strict";Object.defineProperty(exports, "__esModule", {value: true}); function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }var _linesandcolumns = require('lines-and-columns'); var _linesandcolumns2 = _interopRequireDefault(_linesandcolumns);
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2 |
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3 |
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4 | var _types = require('../parser/tokenizer/types');
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5 |
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6 | function formatTokens(code, tokens) {
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7 | if (tokens.length === 0) {
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8 | return "";
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9 | }
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10 |
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11 | const tokenKeys = Object.keys(tokens[0]).filter(
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12 | (k) => k !== "type" && k !== "value" && k !== "start" && k !== "end" && k !== "loc",
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13 | );
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14 | const typeKeys = Object.keys(tokens[0].type).filter((k) => k !== "label" && k !== "keyword");
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15 |
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16 | const headings = ["Location", "Label", "Raw", ...tokenKeys, ...typeKeys];
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17 |
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18 | const lines = new (0, _linesandcolumns2.default)(code);
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19 | const rows = [headings, ...tokens.map(getTokenComponents)];
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20 | const padding = headings.map(() => 0);
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21 | for (const components of rows) {
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22 | for (let i = 0; i < components.length; i++) {
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23 | padding[i] = Math.max(padding[i], components[i].length);
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24 | }
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25 | }
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26 | return rows
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27 | .map((components) => components.map((component, i) => component.padEnd(padding[i])).join(" "))
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28 | .join("\n");
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29 |
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30 | function getTokenComponents(token) {
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31 | const raw = code.slice(token.start, token.end);
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32 | return [
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33 | formatRange(token.start, token.end),
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34 | _types.formatTokenType.call(void 0, token.type),
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35 | truncate(String(raw), 14),
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36 |
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37 | ...tokenKeys.map((key) => formatValue(token[key], key)),
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38 |
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39 | ...typeKeys.map((key) => formatValue(token.type[key], key)),
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40 | ];
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41 | }
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42 |
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43 |
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44 | function formatValue(value, key) {
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45 | if (value === true) {
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46 | return key;
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47 | } else if (value === false || value === null) {
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48 | return "";
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49 | } else {
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50 | return String(value);
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51 | }
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52 | }
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53 |
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54 | function formatRange(start, end) {
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55 | return `${formatPos(start)}-${formatPos(end)}`;
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56 | }
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57 |
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58 | function formatPos(pos) {
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59 | const location = lines.locationForIndex(pos);
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60 | if (!location) {
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61 | return "Unknown";
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62 | } else {
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63 | return `${location.line + 1}:${location.column + 1}`;
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64 | }
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65 | }
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66 | } exports.default = formatTokens;
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67 |
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68 | function truncate(s, length) {
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69 | if (s.length > length) {
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70 | return `${s.slice(0, length - 3)}...`;
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71 | } else {
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72 | return s;
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73 | }
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74 | }
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