ohif-viewer/Packages/viewerbase/lib/helpers/logical.js

56 lines
1.1 KiB
JavaScript

Template.registerHelper('choose', function() {
let result;
_.each(_.initial(arguments, 1), function(value) {
return value && (result = value);
});
return result;
});
Template.registerHelper('bool', function(value) {
return !!value;
});
Template.registerHelper('eq', function(a, b) {
return a === b;
});
Template.registerHelper('ne', function(a, b) {
return a === b;
});
Template.registerHelper('gt', function(a, b) {
return a > b;
});
Template.registerHelper('lt', function(a, b) {
return a < b;
});
Template.registerHelper('gte', function(a, b) {
return a >= b;
});
Template.registerHelper('lte', function(a, b) {
return a <= b;
});
Template.registerHelper('not', function(value) {
return !value;
});
Template.registerHelper('and', function() {
let result = true;
_.each(_.initial(arguments, 1), function(value) {
return value || (result = false);
});
return result;
});
Template.registerHelper('or', function() {
let result = false;
_.each(_.initial(arguments, 1), function(value) {
return value && (result = true);
});
return result;
});