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Fix "function statements" in strict mode builds 

Reviewed By: davidaurelio

Differential Revision: D7427473

fbshipit-source-id: 130d0653c100c4a12b2a01aa3489b780febf6d8e
This commit is contained in:
Peter van der Zee 2018-03-28 10:10:57 -07:00 committed by Facebook Github Bot
parent bd134ce6af
commit 88ba7ebcc7
1 changed files with 101 additions and 101 deletions
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202
Libraries/polyfills/console.js
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@ -401,108 +401,108 @@ INSPECTOR_LEVELS[LOG_LEVELS.error] = 'error';
// strip method printing to originalConsole.
const INSPECTOR_FRAMES_TO_SKIP = __DEV__ ? 2 : 1;
function getNativeLogFunction(level) {
return function() {
let str;
if (arguments.length === 1 && typeof arguments[0] === 'string') {
str = arguments[0];
} else {
str = Array.prototype.map
.call(arguments, function(arg) {
return inspect(arg, {depth: 10});
})
.join(', ');
}
let logLevel = level;
if (str.slice(0, 9) === 'Warning: ' && logLevel >= LOG_LEVELS.error) {
// React warnings use console.error so that a stack trace is shown,
// but we don't (currently) want these to show a redbox
// (Note: Logic duplicated in ExceptionsManager.js.)
logLevel = LOG_LEVELS.warn;
}
if (global.__inspectorLog) {
global.__inspectorLog(
INSPECTOR_LEVELS[logLevel],
str,
[].slice.call(arguments),
INSPECTOR_FRAMES_TO_SKIP,
);
}
global.nativeLoggingHook(str, logLevel);
};
}
function repeat(element, n) {
return Array.apply(null, Array(n)).map(function() {
return element;
});
}
function consoleTablePolyfill(rows) {
// convert object -> array
if (!Array.isArray(rows)) {
var data = rows;
rows = [];
for (var key in data) {
if (data.hasOwnProperty(key)) {
var row = data[key];
row[OBJECT_COLUMN_NAME] = key;
rows.push(row);
}
}
}
if (rows.length === 0) {
global.nativeLoggingHook('', LOG_LEVELS.info);
return;
}
var columns = Object.keys(rows[0]).sort();
var stringRows = [];
var columnWidths = [];
// Convert each cell to a string. Also
// figure out max cell width for each column
columns.forEach(function(k, i) {
columnWidths[i] = k.length;
for (var j = 0; j < rows.length; j++) {
var cellStr = (rows[j][k] || '?').toString();
stringRows[j] = stringRows[j] || [];
stringRows[j][i] = cellStr;
columnWidths[i] = Math.max(columnWidths[i], cellStr.length);
}
});
// Join all elements in the row into a single string with | separators
// (appends extra spaces to each cell to make separators | aligned)
function joinRow(row, space) {
var cells = row.map(function(cell, i) {
var extraSpaces = repeat(' ', columnWidths[i] - cell.length).join('');
return cell + extraSpaces;
});
space = space || ' ';
return cells.join(space + '|' + space);
}
var separators = columnWidths.map(function(columnWidth) {
return repeat('-', columnWidth).join('');
});
var separatorRow = joinRow(separators, '-');
var header = joinRow(columns);
var table = [header, separatorRow];
for (var i = 0; i < rows.length; i++) {
table.push(joinRow(stringRows[i]));
}
// Notice extra empty line at the beginning.
// Native logging hook adds "RCTLog >" at the front of every
// logged string, which would shift the header and screw up
// the table
global.nativeLoggingHook('\n' + table.join('\n'), LOG_LEVELS.info);
}
if (global.nativeLoggingHook) {
function getNativeLogFunction(level) {
return function() {
let str;
if (arguments.length === 1 && typeof arguments[0] === 'string') {
str = arguments[0];
} else {
str = Array.prototype.map
.call(arguments, function(arg) {
return inspect(arg, {depth: 10});
})
.join(', ');
}
let logLevel = level;
if (str.slice(0, 9) === 'Warning: ' && logLevel >= LOG_LEVELS.error) {
// React warnings use console.error so that a stack trace is shown,
// but we don't (currently) want these to show a redbox
// (Note: Logic duplicated in ExceptionsManager.js.)
logLevel = LOG_LEVELS.warn;
}
if (global.__inspectorLog) {
global.__inspectorLog(
INSPECTOR_LEVELS[logLevel],
str,
[].slice.call(arguments),
INSPECTOR_FRAMES_TO_SKIP,
);
}
global.nativeLoggingHook(str, logLevel);
};
}
function repeat(element, n) {
return Array.apply(null, Array(n)).map(function() {
return element;
});
}
function consoleTablePolyfill(rows) {
// convert object -> array
if (!Array.isArray(rows)) {
var data = rows;
rows = [];
for (var key in data) {
if (data.hasOwnProperty(key)) {
var row = data[key];
row[OBJECT_COLUMN_NAME] = key;
rows.push(row);
}
}
}
if (rows.length === 0) {
global.nativeLoggingHook('', LOG_LEVELS.info);
return;
}
var columns = Object.keys(rows[0]).sort();
var stringRows = [];
var columnWidths = [];
// Convert each cell to a string. Also
// figure out max cell width for each column
columns.forEach(function(k, i) {
columnWidths[i] = k.length;
for (var j = 0; j < rows.length; j++) {
var cellStr = (rows[j][k] || '?').toString();
stringRows[j] = stringRows[j] || [];
stringRows[j][i] = cellStr;
columnWidths[i] = Math.max(columnWidths[i], cellStr.length);
}
});
// Join all elements in the row into a single string with | separators
// (appends extra spaces to each cell to make separators | aligned)
function joinRow(row, space) {
var cells = row.map(function(cell, i) {
var extraSpaces = repeat(' ', columnWidths[i] - cell.length).join('');
return cell + extraSpaces;
});
space = space || ' ';
return cells.join(space + '|' + space);
}
var separators = columnWidths.map(function(columnWidth) {
return repeat('-', columnWidth).join('');
});
var separatorRow = joinRow(separators, '-');
var header = joinRow(columns);
var table = [header, separatorRow];
for (var i = 0; i < rows.length; i++) {
table.push(joinRow(stringRows[i]));
}
// Notice extra empty line at the beginning.
// Native logging hook adds "RCTLog >" at the front of every
// logged string, which would shift the header and screw up
// the table
global.nativeLoggingHook('\n' + table.join('\n'), LOG_LEVELS.info);
}
const originalConsole = global.console;
global.console = {
error: getNativeLogFunction(LOG_LEVELS.error),