clerk: internal/linter/rule_orderdate.go (ecdc664)

clerk/internal/linter/rule_orderdate.go (view raw)

Oleksandr Smirnov lsp: completion, 2 months ago

package linter

import (
	"fmt"

	"olexsmir.xyz/clerk/internal/analyzer"
	"olexsmir.xyz/clerk/journal/ast"
)

// OrderDate checks that transactions are in chronological order by date.
type OrderDate struct{}

func (OrderDate) ID() RuleID         { return "orderdate" }
func (OrderDate) Severity() Severity { return SeverityWarning }
func (o *OrderDate) CheckJournal(an *analyzer.Analysis) []Find {
	var finds []Find
	var anchor *ast.Date
	for _, pf := range an.Files {
		for _, entry := range pf.Ast.Entries {
			txn, ok := entry.(*ast.Transaction)
			if !ok {
				continue
			}
			if anchor != nil && txn.Date.Compare(*anchor) < 0 {
				finds = append(finds, Find{
					Code:     o.ID(),
					Severity: o.Severity(),
					Message:  fmt.Sprintf("transaction is out of chronological order (date %s before %s)", o.dateString(txn.Date), o.dateString(*anchor)),
					Span:     txn.Date.Span,
				})
				continue
			}
			anchor = &txn.Date
		}
	}
	return finds
}

func (o OrderDate) dateString(d ast.Date) string {
	return fmt.Sprintf("%d-%02d-%02d", d.Year, d.Month, d.Day)
}

1	package linter
2
3	import (
4	"fmt"
5
6	"olexsmir.xyz/clerk/internal/analyzer"
7	"olexsmir.xyz/clerk/journal/ast"
8	)
9
10	// OrderDate checks that transactions are in chronological order by date.
11	type OrderDate struct{}
12
13	func (OrderDate) ID() RuleID { return "orderdate" }
14	func (OrderDate) Severity() Severity { return SeverityWarning }
15	func (o OrderDate) CheckJournal(an analyzer.Analysis) []Find {
16	var finds []Find
17	var anchor *ast.Date
18	for _, pf := range an.Files {
19	for _, entry := range pf.Ast.Entries {
20	txn, ok := entry.(*ast.Transaction)
21	if !ok {
22	continue
23	}
24	if anchor != nil && txn.Date.Compare(*anchor) < 0 {
25	finds = append(finds, Find{
26	Code: o.ID(),
27	Severity: o.Severity(),
28	Message: fmt.Sprintf("transaction is out of chronological order (date %s before %s)", o.dateString(txn.Date), o.dateString(*anchor)),
29	Span: txn.Date.Span,
30	})
31	continue
32	}
33	anchor = &txn.Date
34	}
35	}
36	return finds
37	}
38
39	func (o OrderDate) dateString(d ast.Date) string {
40	return fmt.Sprintf("%d-%02d-%02d", d.Year, d.Month, d.Day)
41	}