mirrors/TiddlyWiki5
1
0
Fork 0
mirror of https://github.com/Jermolene/TiddlyWiki5 synced 2024-11-23 18:17:20 +00:00
Code Issues Releases Wiki Activity

Move some utility functions into boot.js

Browse Source 
So that they are available to code running earlier in the boot process
This commit is contained in:
Jermolene 2019-02-03 12:01:38 +00:00
parent 5ffcd7e5da
commit 689e172e79
3 changed files with 112 additions and 108 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

112
boot/boot.js
View File

@ -51,6 +51,63 @@ $tw.utils.isArray = function(value) {
return Object.prototype.toString.call(value) == "[object Array]"; return Object.prototype.toString.call(value) == "[object Array]";
}; };
/*
Check if an array is equal by value and by reference.
*/
$tw.utils.isArrayEqual = function(array1,array2) {
if(array1 === array2) {
return true;
}
array1 = array1 || [];
array2 = array2 || [];
if(array1.length !== array2.length) {
return false;
}
return array1.every(function(value,index) {
return value === array2[index];
});
};
/*
Push entries onto an array, removing them first if they already exist in the array
array: array to modify (assumed to be free of duplicates)
value: a single value to push or an array of values to push
*/
$tw.utils.pushTop = function(array,value) {
var t,p;
if($tw.utils.isArray(value)) {
// Remove any array entries that are duplicated in the new values
if(value.length !== 0) {
if(array.length !== 0) {
if(value.length < array.length) {
for(t=0; t<value.length; t++) {
p = array.indexOf(value[t]);
if(p !== -1) {
array.splice(p,1);
}
}
} else {
for(t=array.length-1; t>=0; t--) {
p = value.indexOf(array[t]);
if(p !== -1) {
array.splice(t,1);
}
}
}
}
// Push the values on top of the main array
array.push.apply(array,value);
}
} else {
p = array.indexOf(value);
if(p !== -1) {
array.splice(p,1);
}
array.push(value);
}
return array;
};
/* /*
Determine if a value is a date Determine if a value is a date
*/ */
@ -867,6 +924,61 @@ $tw.Tiddler.prototype.hasField = function(field) {
return $tw.utils.hop(this.fields,field); return $tw.utils.hop(this.fields,field);
}; };
/*
Compare two tiddlers for equality
tiddler: the tiddler to compare
excludeFields: array of field names to exclude from the comparison
*/
$tw.Tiddler.prototype.isEqual = function(tiddler,excludeFields) {
if(!(tiddler instanceof $tw.Tiddler)) {
return false;
}
excludeFields = excludeFields || [];
var self = this,
differences = []; // Fields that have differences
// Add to the differences array
function addDifference(fieldName) {
// Check for this field being excluded
if(excludeFields.indexOf(fieldName) === -1) {
// Save the field as a difference
$tw.utils.pushTop(differences,fieldName);
}
}
// Returns true if the two values of this field are equal
function isFieldValueEqual(fieldName) {
var valueA = self.fields[fieldName],
valueB = tiddler.fields[fieldName];
// Check for identical string values
if(typeof(valueA) === "string" && typeof(valueB) === "string" && valueA === valueB) {
return true;
}
// Check for identical array values
if($tw.utils.isArray(valueA) && $tw.utils.isArray(valueB) && $tw.utils.isArrayEqual(valueA,valueB)) {
return true;
}
// Check for identical date values
if($tw.utils.isDate(valueA) && $tw.utils.isDate(valueB) && valueA.getTime() === valueB.getTime()) {
return true;
}
// Otherwise the fields must be different
return false;
}
// Compare our fields
for(var fieldName in this.fields) {
if(!isFieldValueEqual(fieldName)) {
addDifference(fieldName);
}
}
// There's a difference for every field in the other tiddler that we don't have
for(fieldName in tiddler.fields) {
if(!(fieldName in this.fields)) {
addDifference(fieldName);
}
}
// Return whether there were any differences
return differences.length === 0;
};
/* /*
Register and install the built in tiddler field modules Register and install the built in tiddler field modules
*/ */

51
core/modules/tiddler.js
View File

@ -87,57 +87,6 @@ exports.getFieldStringBlock = function(options) {
return fields.join("\n"); return fields.join("\n");
}; };
/*
Compare two tiddlers for equality
tiddler: the tiddler to compare
excludeFields: array of field names to exclude from the comparison
*/
exports.isEqual = function(tiddler,excludeFields) {
if(!(tiddler instanceof $tw.Tiddler)) {
return false;
}
excludeFields = excludeFields || [];
var self = this,
differences = []; // Fields that have differences
// Add to the differences array
function addDifference(fieldName) {
// Check for this field being excluded
if(excludeFields.indexOf(fieldName) === -1) {
// Save the field as a difference
$tw.utils.pushTop(differences,fieldName);
}
}
// Returns true if the two values of this field are equal
function isFieldValueEqual(fieldName) {
var valueA = self.fields[fieldName],
valueB = tiddler.fields[fieldName];
// Check for identical string values
if(typeof(valueA) === "string" && typeof(valueB) === "string" && valueA === valueB) {
return true;
}
// Check for identical array values
if($tw.utils.isArray(valueA) && $tw.utils.isArray(valueB) && $tw.utils.isArrayEqual(valueA,valueB)) {
return true;
}
// Otherwise the fields must be different
return false;
}
// Compare our fields
for(var fieldName in this.fields) {
if(!isFieldValueEqual(fieldName)) {
addDifference(fieldName);
}
}
// There's a difference for every field in the other tiddler that we don't have
for(fieldName in tiddler.fields) {
if(!(fieldName in this.fields)) {
addDifference(fieldName);
}
}
// Return whether there were any differences
return differences.length === 0;
};
exports.getFieldDay = function(field) { exports.getFieldDay = function(field) {
if(this.cache && this.cache.day && $tw.utils.hop(this.cache.day,field) ) { if(this.cache && this.cache.day && $tw.utils.hop(this.cache.day,field) ) {
return this.cache.day[field]; return this.cache.day[field];

57
core/modules/utils/utils.js
View File

@ -132,23 +132,6 @@ exports.count = function(object) {
return Object.keys(object || {}).length; return Object.keys(object || {}).length;
}; };
/*
Check if an array is equal by value and by reference.
*/
exports.isArrayEqual = function(array1,array2) {
if(array1 === array2) {
return true;
}
array1 = array1 || [];
array2 = array2 || [];
if(array1.length !== array2.length) {
return false;
}
return array1.every(function(value,index) {
return value === array2[index];
});
};
/* /*
Determine whether an array-item is an object-property Determine whether an array-item is an object-property
*/ */
@ -161,46 +144,6 @@ exports.hopArray = function(object,array) {
return false; return false;
}; };
/*
Push entries onto an array, removing them first if they already exist in the array
array: array to modify (assumed to be free of duplicates)
value: a single value to push or an array of values to push
*/
exports.pushTop = function(array,value) {
var t,p;
if($tw.utils.isArray(value)) {
// Remove any array entries that are duplicated in the new values
if(value.length !== 0) {
if(array.length !== 0) {
if(value.length < array.length) {
for(t=0; t<value.length; t++) {
p = array.indexOf(value[t]);
if(p !== -1) {
array.splice(p,1);
}
}
} else {
for(t=array.length-1; t>=0; t--) {
p = value.indexOf(array[t]);
if(p !== -1) {
array.splice(t,1);
}
}
}
}
// Push the values on top of the main array
array.push.apply(array,value);
}
} else {
p = array.indexOf(value);
if(p !== -1) {
array.splice(p,1);
}
array.push(value);
}
return array;
};
/* /*
Remove entries from an array Remove entries from an array
array: array to modify array: array to modify