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117 lines
3.5 KiB
Go
117 lines
3.5 KiB
Go
// Copyright 2017 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package fmt provides template functions for formatting strings.
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package fmt
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import (
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_fmt "fmt"
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"sort"
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"github.com/bep/logg"
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"github.com/gohugoio/hugo/common/loggers"
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"github.com/gohugoio/hugo/deps"
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"github.com/spf13/cast"
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)
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// New returns a new instance of the fmt-namespaced template functions.
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func New(d *deps.Deps) *Namespace {
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ns := &Namespace{
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logger: d.Log,
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}
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d.BuildStartListeners.Add(func() {
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ns.logger.Reset()
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})
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return ns
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}
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// Namespace provides template functions for the "fmt" namespace.
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type Namespace struct {
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logger loggers.Logger
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}
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// Print returns a string representation of args.
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func (ns *Namespace) Print(args ...any) string {
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return _fmt.Sprint(args...)
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}
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// Printf returns string representation of args formatted with the layout in format.
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func (ns *Namespace) Printf(format string, args ...any) string {
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return _fmt.Sprintf(format, args...)
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}
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// Println returns string representation of args ending with a newline.
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func (ns *Namespace) Println(args ...any) string {
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return _fmt.Sprintln(args...)
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}
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// Errorf formats args according to a format specifier and logs an ERROR.
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// It returns an empty string.
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func (ns *Namespace) Errorf(format string, args ...any) string {
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ns.logger.Errorf(format, args...)
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return ""
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}
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// Erroridf formats args according to a format specifier and logs an ERROR and
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// an information text that the error with the given id can be suppressed in config.
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// It returns an empty string.
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func (ns *Namespace) Erroridf(id, format string, args ...any) string {
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ns.logger.Erroridf(id, format, args...)
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return ""
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}
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// Warnf formats args according to a format specifier and logs a WARNING.
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// It returns an empty string.
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func (ns *Namespace) Warnf(format string, args ...any) string {
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ns.logger.Warnf(format, args...)
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return ""
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}
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// Warnidf formats args according to a format specifier and logs an WARNING and
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// an information text that the warning with the given id can be suppressed in config.
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// It returns an empty string.
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func (ns *Namespace) Warnidf(id, format string, args ...any) string {
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ns.logger.Warnidf(id, format, args...)
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return ""
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}
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// Warnmf is experimental and subject to change at any time.
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func (ns *Namespace) Warnmf(m any, format string, args ...any) string {
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return ns.logmf(ns.logger.Warn(), m, format, args...)
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}
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// Errormf is experimental and subject to change at any time.
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func (ns *Namespace) Errormf(m any, format string, args ...any) string {
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return ns.logmf(ns.logger.Error(), m, format, args...)
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}
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func (ns *Namespace) logmf(l logg.LevelLogger, m any, format string, args ...any) string {
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mm := cast.ToStringMap(m)
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fields := make(logg.Fields, len(mm))
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i := 0
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for k, v := range mm {
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fields[i] = logg.Field{Name: k, Value: v}
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i++
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}
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// Sort the fields to make the output deterministic.
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sort.Slice(fields, func(i, j int) bool {
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return fields[i].Name < fields[j].Name
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})
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l.WithFields(fields).Logf(format, args...)
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return ""
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}
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