本文整理汇总了TypeScript中lodash/fp.isString函数的典型用法代码示例。如果您正苦于以下问题:TypeScript isString函数的具体用法?TypeScript isString怎么用?TypeScript isString使用的例子?那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了isString函数的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1:
export const escapeQueryValue = (val: number | string = ''): string | number => {
if (isString(val)) {
return val.replace(/"/g, '\\"');
}
return val;
};
示例2: get
Object.keys(sources).reduce<DetailItem[]>((accumulator, source) => {
const item = get(source, sources);
if (Array.isArray(item) || isString(item) || isNumber(item)) {
const field = path ? `${path}.${source}` : source;
category = field.split('.')[0];
if (isEmpty(category) && baseCategoryFields.includes(category)) {
category = 'base';
}
return [
...accumulator,
{
category,
field,
values: item,
originalValue: item,
} as DetailItem,
];
} else if (isObject(item)) {
return [
...accumulator,
...getDataFromHits(item, category || source, path ? `${path}.${source}` : source),
];
}
return accumulator;
}, []);
示例3: ID
export function ID(gpmlElement) {
if (gpmlElement.hasOwnProperty("ID")) {
const { ID } = gpmlElement;
return isString(ID) ? ID : ID.content;
} else {
return gpmlElement.Xref.ID;
}
}
示例4: if
const convertToNumber = (value: object | number | boolean | string): number => {
if (isNumber(value)) {
return value;
} else if (isString(value)) {
return parseFloat(value);
} else {
return NaN;
}
};
示例5: getTimelineIdFromDestination
export const addFieldToTimelineColumns = ({
upsertColumn = timelineActions.upsertColumn,
browserFields,
dispatch,
result,
}: AddFieldToTimelineColumnsParams): void => {
const timeline = getTimelineIdFromDestination(result);
const fieldId = getFieldIdFromDraggable(result);
const allColumns = getAllFieldsByName(browserFields);
const column = allColumns[fieldId];
if (column != null) {
dispatch(
upsertColumn({
column: {
category: column.category,
columnHeaderType: 'not-filtered',
description: isString(column.description) ? column.description : undefined,
example: isString(column.example) ? column.example : undefined,
id: fieldId,
type: column.type,
width: DEFAULT_COLUMN_MIN_WIDTH,
},
id: timeline,
index: result.destination != null ? result.destination.index : 0,
})
);
} else {
// create a column definition, because it doesn't exist in the browserFields:
dispatch(
upsertColumn({
column: {
columnHeaderType: 'not-filtered',
id: fieldId,
width: DEFAULT_COLUMN_MIN_WIDTH,
},
id: timeline,
index: result.destination != null ? result.destination.index : 0,
})
);
}
};
示例6: Error
export const parseFilterQuery = (filterQuery: string): JsonObject => {
try {
if (filterQuery && isString(filterQuery) && !isEmpty(filterQuery)) {
const parsedFilterQuery = JSON.parse(filterQuery);
if (
!parsedFilterQuery ||
!isPlainObject(parsedFilterQuery) ||
Array.isArray(parsedFilterQuery)
) {
throw new Error('expected value to be an object');
}
return parsedFilterQuery;
}
return {};
} catch (err) {
throw new UserInputError(`Failed to parse query: ${err}`, {
query: filterQuery,
originalError: err,
});
}
};
示例7: GraphQLScalarType
* serialize: gets invoked when serializing the result to send it back to a client.
*
* parseValue: gets invoked to parse client input that was passed through variables.
*
* parseLiteral: gets invoked to parse client input that was passed inline in the query.
*/
export const toNumberArrayScalar = new GraphQLScalarType({
name: 'NumberArray',
description: 'Represents value in detail item from the timeline who wants to more than one type',
serialize(value): number[] | null {
if (value == null) {
return null;
} else if (Array.isArray(value)) {
return convertArrayToNumber(value) as number[];
} else if (isBoolean(value) || isString(value) || isObject(value)) {
return [convertToNumber(value)];
}
return [value];
},
parseValue(value) {
return value;
},
parseLiteral(ast) {
switch (ast.kind) {
case Kind.INT:
return ast.value;
case Kind.FLOAT:
return ast.value;
case Kind.STRING:
return parseFloat(ast.value);