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Prefer arrow functions (#2344)

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Lipis 2020-11-06 22:06:39 +02:00 • committed by GitHub
parent e05acd6fd9
commit a20f3240fd
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19 changed files with 304 additions and 336 deletions
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26
src/charts.ts
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@ -24,21 +24,21 @@ type ParseSpreadsheetResult =
error: string;
};
function tryParseNumber(s: string): number | null {
const tryParseNumber = (s: string): number | null => {
const match = /^[$€£¥₩]?([0-9]+(\.[0-9]+)?)$/.exec(s);
if (!match) {
return null;
}
return parseFloat(match[1]);
}
};
function isNumericColumn(lines: string[][], columnIndex: number) {
const isNumericColumn = (lines: string[][], columnIndex: number) => {
return lines
.slice(1)
.every((line) => tryParseNumber(line[columnIndex]) !== null);
}
};
function tryParseCells(cells: string[][]): ParseSpreadsheetResult {
const tryParseCells = (cells: string[][]): ParseSpreadsheetResult => {
const numCols = cells[0].length;
if (numCols > 2) {
@ -94,9 +94,9 @@ function tryParseCells(cells: string[][]): ParseSpreadsheetResult {
values: rows.map((row) => tryParseNumber(row[valueColumnIndex])!),
},
};
}
};
function transposeCells(cells: string[][]) {
const transposeCells = (cells: string[][]) => {
const nextCells: string[][] = [];
for (let col = 0; col < cells[0].length; col++) {
const nextCellRow: string[] = [];
@ -107,9 +107,9 @@ function transposeCells(cells: string[][]) {
}
return nextCells;
}
};
export function tryParseSpreadsheet(text: string): ParseSpreadsheetResult {
export const tryParseSpreadsheet = (text: string): ParseSpreadsheetResult => {
// copy/paste from excel, in-browser excel, and google sheets is tsv
// for now we only accept 2 columns with an optional header
const lines = text
@ -139,7 +139,7 @@ export function tryParseSpreadsheet(text: string): ParseSpreadsheetResult {
}
return result;
}
};
const BAR_WIDTH = 32;
const BAR_SPACING = 12;
@ -148,12 +148,12 @@ const LABEL_SPACING = 3 * BAR_SPACING;
const Y_AXIS_LABEL_SPACING = LABEL_SPACING;
const ANGLE = 5.87;
export function renderSpreadsheet(
export const renderSpreadsheet = (
appState: AppState,
spreadsheet: Spreadsheet,
x: number,
y: number,
): ExcalidrawElement[] {
): ExcalidrawElement[] => {
const max = Math.max(...spreadsheet.values);
const min = Math.min(0, ...spreadsheet.values);
const range = max - min;
@ -268,4 +268,4 @@ export function renderSpreadsheet(
return [...bars, yAxisLabel, minYLabel, maxYLabel, ...xLabels].filter(
(element) => element !== null,
) as ExcalidrawElement[];
}
};