github.com/joomcode/cue@v0.4.4-0.20221111115225-539fe3512047/cue/parser/example_test.go (about)

     1  // Copyright 2018 The CUE Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package parser_test
    16  
    17  import (
    18  	"fmt"
    19  
    20  	"github.com/joomcode/cue/cue/parser"
    21  )
    22  
    23  func ExampleParseFile() {
    24  	// Parse the file containing this very example
    25  	// but stop after processing the imports.
    26  	f, err := parser.ParseFile("testdata/test.cue", nil)
    27  	if err != nil {
    28  		fmt.Println(err)
    29  		return
    30  	}
    31  
    32  	// Print the imports from the file's AST.
    33  	for _, s := range f.Imports {
    34  		fmt.Println(s.Path.Value)
    35  	}
    36  	// Output:
    37  	// "math"
    38  }