Merge package "github.com/shuLhan/tekstus", part 1/1

1 files changed, 106 insertions, 0 deletions

diff --git a/lib/bytes/bytes_example_test.go b/lib/bytes/bytes_example_test.go
new file mode 100644
index 00000000..141d7f17
--- /dev/null
+++ b/lib/bytes/bytes_example_test.go
@@ -0,0 +1,106 @@
+// Copyright 2018, Shulhan <ms@kilabit.info>. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+package bytes
+
+import (
+	"fmt"
+)
+
+func ExampleCutUntilToken() {
+	line := []byte(`abc \def ghi`)
+
+	cut, p, found := CutUntilToken(line, []byte("def"), 0, false)
+	fmt.Printf("'%s' %d %t\n", cut, p, found)
+
+	cut, p, found = CutUntilToken(line, []byte("def"), 0, true)
+	fmt.Printf("'%s' %d %t\n", cut, p, found)
+
+	cut, p, found = CutUntilToken(line, []byte("ef"), 0, true)
+	fmt.Printf("'%s' %d %t\n", cut, p, found)
+
+	cut, p, found = CutUntilToken(line, []byte("hi"), 0, true)
+	fmt.Printf("'%s' %d %t\n", cut, p, found)
+
+	// Output:
+	// 'abc \' 8 true
+	// 'abc def ghi' 12 false
+	// 'abc \d' 8 true
+	// 'abc \def g' 12 true
+}
+
+func ExampleEncloseRemove() {
+	line := []byte(`[[ ABC ]] DEF`)
+	leftcap := []byte(`[[`)
+	rightcap := []byte(`]]`)
+
+	got, changed := EncloseRemove(line, leftcap, rightcap)
+
+	fmt.Printf("'%s' %t\n", got, changed)
+	// Output: ' DEF' true
+}
+
+func ExampleEncloseToken() {
+	line := []byte(`// Copyright 2016-2018 "Shulhan <ms@kilabit.info>". All rights reserved.`)
+	token := []byte(`"`)
+	leftcap := []byte(`\`)
+	rightcap := []byte(`_`)
+
+	got, changed := EncloseToken(line, token, leftcap, rightcap)
+
+	fmt.Printf("'%s' %t\n", got, changed)
+	// Output:
+	// '// Copyright 2016-2018 \"_Shulhan <ms@kilabit.info>\"_. All rights reserved.' true
+}
+
+func ExampleIsTokenAt() {
+	line := []byte("Hello, world")
+	token := []byte("world")
+	token2 := []byte("worlds")
+	tokenEmpty := []byte{}
+
+	fmt.Printf("%t\n", IsTokenAt(line, tokenEmpty, 6))
+	fmt.Printf("%t\n", IsTokenAt(line, token, 6))
+	fmt.Printf("%t\n", IsTokenAt(line, token, 7))
+	fmt.Printf("%t\n", IsTokenAt(line, token, 8))
+	fmt.Printf("%t\n", IsTokenAt(line, token2, 8))
+	// Output:
+	// false
+	// false
+	// true
+	// false
+	// false
+}
+
+func ExampleSkipAfterToken() {
+	line := []byte(`abc \def ghi`)
+
+	p, found := SkipAfterToken(line, []byte("def"), 0, false)
+	fmt.Printf("%d %t\n", p, found)
+
+	p, found = SkipAfterToken(line, []byte("def"), 0, true)
+	fmt.Printf("%d %t\n", p, found)
+
+	p, found = SkipAfterToken(line, []byte("ef"), 0, true)
+	fmt.Printf("%d %t\n", p, found)
+
+	p, found = SkipAfterToken(line, []byte("hi"), 0, true)
+	fmt.Printf("%d %t\n", p, found)
+
+	// Output:
+	// 8 true
+	// 12 false
+	// 8 true
+	// 12 true
+}
+
+func ExampleTokenFind() {
+	line := []byte("// Copyright 2018, Shulhan <ms@kilabit.info>. All rights reserved.")
+	token := []byte("right")
+
+	at := TokenFind(line, token, 0)
+
+	fmt.Printf("%d\n", at)
+	// Output: 7
+}