TypeScript lodash.find函数代码示例

 it('should add grafana version', () => {
   const require = _.find(exported.__requires, { name: 'Grafana' });
   expect(require.type).toBe('grafana');
   expect(require.id).toBe('grafana');
   expect(require.version).toBe('3.0.2');
 });

    $scope.validateModel = () => {
      $scope.isFirst = $scope.index === 0;
      $scope.isSingle = metricAggs.length === 1;
      $scope.settingsLinkText = '';
      $scope.aggDef = _.find($scope.metricAggTypes, { value: $scope.agg.type });

      if (queryDef.isPipelineAgg($scope.agg.type)) {
        $scope.agg.pipelineAgg = $scope.agg.pipelineAgg || 'select metric';
        $scope.agg.field = $scope.agg.pipelineAgg;

        const pipelineOptions = queryDef.getPipelineOptions($scope.agg);
        if (pipelineOptions.length > 0) {
          _.each(pipelineOptions, opt => {
            $scope.agg.settings[opt.text] = $scope.agg.settings[opt.text] || opt.default;
          });
          $scope.settingsLinkText = 'Options';
        }
      } else if (!$scope.agg.field) {
        $scope.agg.field = 'select field';
      }
      switch ($scope.agg.type) {
        case 'cardinality': {
          const precisionThreshold = $scope.agg.settings.precision_threshold || '';
          $scope.settingsLinkText = 'Precision threshold: ' + precisionThreshold;
          break;
        }
        case 'percentiles': {
          $scope.agg.settings.percents = $scope.agg.settings.percents || [25, 50, 75, 95, 99];
          $scope.settingsLinkText = 'Values: ' + $scope.agg.settings.percents.join(',');
          break;
        }
        case 'extended_stats': {
          if (_.keys($scope.agg.meta).length === 0) {
            $scope.agg.meta.std_deviation_bounds_lower = true;
            $scope.agg.meta.std_deviation_bounds_upper = true;
          }

          const stats = _.reduce(
            $scope.agg.meta,
            (memo, val, key) => {
              if (val) {
                const def = _.find($scope.extendedStats, { value: key });
                memo.push(def.text);
              }
              return memo;
            },
            []
          );

          $scope.settingsLinkText = 'Stats: ' + stats.join(', ');
          break;
        }
        case 'moving_avg': {
          $scope.movingAvgModelTypes = queryDef.movingAvgModelOptions;
          $scope.modelSettings = queryDef.getMovingAvgSettings($scope.agg.settings.model, true);
          $scope.updateMovingAvgModelSettings();
          break;
        }
        case 'raw_document': {
          $scope.agg.settings.size = $scope.agg.settings.size || 500;
          $scope.settingsLinkText = 'Size: ' + $scope.agg.settings.size;
          $scope.target.metrics.splice(0, $scope.target.metrics.length, $scope.agg);

          $scope.target.bucketAggs = [];
          break;
        }
      }
      if ($scope.aggDef.supportsInlineScript) {
        // I know this stores the inline script twice
        // but having it like this simplifes the query_builder
        const inlineScript = $scope.agg.inlineScript;
        if (inlineScript) {
          $scope.agg.settings.script = { inline: inlineScript };
        } else {
          delete $scope.agg.settings.script;
        }

        if ($scope.settingsLinkText === '') {
          $scope.settingsLinkText = 'Options';
        }
      }
    };

 hasGroupByTime() {
   return _.find(this.target.groupBy, (g: any) => g.type === 'time');
 }

 const records = allDates.map(date => [
   _.find(count1.results, { date }) || { count: 0, date },
   _.find(count2.results, { date }) || { count: 1, date }
 ])

  private updateSchema(old) {
    var i, j, k;
    var oldVersion = this.schemaVersion;
    var panelUpgrades = [];
    this.schemaVersion = 13;

    if (oldVersion === this.schemaVersion) {
      return;
    }

    // version 2 schema changes
    if (oldVersion < 2) {

      if (old.services) {
        if (old.services.filter) {
          this.time = old.services.filter.time;
          this.templating.list = old.services.filter.list || [];
        }
      }

      panelUpgrades.push(function(panel) {
        // rename panel type
        if (panel.type === 'graphite') {
          panel.type = 'graph';
        }

        if (panel.type !== 'graph') {
          return;
        }

        if (_.isBoolean(panel.legend)) { panel.legend = { show: panel.legend }; }

        if (panel.grid) {
          if (panel.grid.min) {
            panel.grid.leftMin = panel.grid.min;
            delete panel.grid.min;
          }

          if (panel.grid.max) {
            panel.grid.leftMax = panel.grid.max;
            delete panel.grid.max;
          }
        }

        if (panel.y_format) {
          panel.y_formats[0] = panel.y_format;
          delete panel.y_format;
        }

        if (panel.y2_format) {
          panel.y_formats[1] = panel.y2_format;
          delete panel.y2_format;
        }
      });
    }

    // schema version 3 changes
    if (oldVersion < 3) {
      // ensure panel ids
      var maxId = this.getNextPanelId();
      panelUpgrades.push(function(panel) {
        if (!panel.id) {
          panel.id = maxId;
          maxId += 1;
        }
      });
    }

    // schema version 4 changes
    if (oldVersion < 4) {
      // move aliasYAxis changes
      panelUpgrades.push(function(panel) {
        if (panel.type !== 'graph') { return; }
        _.each(panel.aliasYAxis, function(value, key) {
          panel.seriesOverrides = [{ alias: key, yaxis: value }];
        });
        delete panel.aliasYAxis;
      });
    }

    if (oldVersion < 6) {
      // move pulldowns to new schema
      var annotations = _.find(old.pulldowns, { type: 'annotations' });

      if (annotations) {
        this.annotations = {
          list: annotations.annotations || [],
        };
      }

      // update template variables
      for (i = 0 ; i < this.templating.list.length; i++) {
        var variable = this.templating.list[i];
        if (variable.datasource === void 0) { variable.datasource = null; }
        if (variable.type === 'filter') { variable.type = 'query'; }
        if (variable.type === void 0) { variable.type = 'query'; }
        if (variable.allFormat === void 0) { variable.allFormat = 'glob'; }
      }
    }

//.........这里部分代码省略.........

  show(pos, data) {
    if (!this.panel.tooltip.show || !data) {
      return;
    }
    // shared tooltip mode
    if (pos.panelRelY) {
      return;
    }

    let { xBucketIndex, yBucketIndex } = this.getBucketIndexes(pos, data);

    if (!data.buckets[xBucketIndex] || !this.tooltip) {
      this.destroy();
      return;
    }

    let boundBottom, boundTop, valuesNumber;
    let xData = data.buckets[xBucketIndex];
    // Search in special 'zero' bucket also
    let yData = _.find(xData.buckets, (bucket, bucketIndex) => {
      return bucket.bounds.bottom === yBucketIndex || bucketIndex === yBucketIndex.toString();
    });

    let tooltipTimeFormat = 'YYYY-MM-DD HH:mm:ss';
    let time = this.dashboard.formatDate(xData.x, tooltipTimeFormat);

    // Decimals override. Code from panel/graph/graph.ts
    let countValueFormatter, bucketBoundFormatter;
    if (_.isNumber(this.panel.tooltipDecimals)) {
      countValueFormatter = this.countValueFormatter(this.panel.tooltipDecimals, null);
      bucketBoundFormatter = this.panelCtrl.tickValueFormatter(this.panelCtrl.decimals, null);
    } else {
      // auto decimals
      // legend and tooltip gets one more decimal precision
      // than graph legend ticks
      let decimals = (this.panelCtrl.decimals || -1) + 1;
      countValueFormatter = this.countValueFormatter(decimals, this.panelCtrl.scaledDecimals + 2);
      bucketBoundFormatter = this.panelCtrl.tickValueFormatter(decimals, this.panelCtrl.scaledDecimals + 2);
    }

    let tooltipHtml = `<div class="graph-tooltip-time">${time}</div>
      <div class="heatmap-histogram"></div>`;

    if (yData) {
      if (yData.bounds) {
        if (data.tsBuckets) {
          // Use Y-axis labels
          const tickFormatter = valIndex => {
            return data.tsBucketsFormatted ? data.tsBucketsFormatted[valIndex] : data.tsBuckets[valIndex];
          };

          boundBottom = tickFormatter(yBucketIndex);
          boundTop = yBucketIndex < data.tsBuckets.length - 1 ? tickFormatter(yBucketIndex + 1) : '';
        } else {
          // Display 0 if bucket is a special 'zero' bucket
          let bottom = yData.y ? yData.bounds.bottom : 0;
          boundBottom = bucketBoundFormatter(bottom);
          boundTop = bucketBoundFormatter(yData.bounds.top);
        }
        valuesNumber = countValueFormatter(yData.count);
        tooltipHtml += `<div>
          bucket: <b>${boundBottom} - ${boundTop}</b> <br>
          count: <b>${valuesNumber}</b> <br>
        </div>`;
      } else {
        // currently no bounds for pre bucketed data
        tooltipHtml += `<div>count: <b>${yData.count}</b><br></div>`;
      }
    } else {
      if (!this.panel.tooltip.showHistogram) {
        this.destroy();
        return;
      }
      boundBottom = yBucketIndex;
      boundTop = '';
      valuesNumber = 0;
    }

    this.tooltip.html(tooltipHtml);

    if (this.panel.tooltip.showHistogram) {
      this.addHistogram(xData);
    }

    this.move(pos);
  }

export function describeOrder(order) {
  var def = _.find(orderOptions, { value: order });
  return def.text;
}

  getMemberById(id : number) : MemberEntity {
		var member = _.find(MembersMockData, {id: id});
		return this._clone(member);
	}

export function GetLocalReplica(info: protos.cockroach.server.serverpb.IRangeInfo) {
  return _.find(info.state.state.desc.replicas, rep => rep.store_id === info.source_store_id);
}

        ]).spread(function(systemSections: Array<any>, uiDescriptor) {
            context.object = _.find(systemSections, {id: systemSectionId});
            context.userInterfaceDescriptor = uiDescriptor;

            return self.updateStackWithContext(stack, context);
        });