reiver
/
go-eol
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

initial commits

master
Charles Iliya Krempeaux 2023-11-28 08:05:15 -08:00
parent 9d5e4af6b2
commit 62d9ff57b4
2 changed files with 42 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
readthisrune.go
View File

@ -4,7 +4,7 @@ import (
"io"
)
func readthisrune(runescanner io.RuneScanner, expected rune, characterNumber uint64) (size int, err error) {
func readthisrune(circumstance internalCircumstance, runescanner io.RuneScanner, expected rune) (size int, err error) {
if nil == runescanner {
return 0, errNilRuneScanner
}
@ -15,7 +15,7 @@ func readthisrune(runescanner io.RuneScanner, expected rune, characterNumber uin
r, size, err = runescanner.ReadRune()
if nil != err {
return size, errProblemReadingRune(err, characterNumber)
return size, errProblemReadingRune(circumstance, err)
}
}
@ -25,10 +25,10 @@ func readthisrune(runescanner io.RuneScanner, expected rune, characterNumber uin
if expected != actual {
err := runescanner.UnreadRune()
if nil != err {
return size, errProblemUnreadingRune(err, characterNumber, r)
return size, errProblemUnreadingRune(circumstance, err, r)
}
return 0, internalNotFoundError{expected: expected, actual: r, characterNumber:characterNumber}
return 0, errNotFound(circumstance, expected, actual)
}
}

56
readthisrune_test.go
View File

@ -5,6 +5,8 @@ import (
"io"
"strings"
"sourcecode.social/reiver/go-opt"
"sourcecode.social/reiver/go-utf8"
)
@ -81,8 +83,9 @@ func TestReadThisRune(t *testing.T) {
var reader io.Reader = strings.NewReader(test.Value)
var runescanner io.RuneScanner = utf8.NewRuneScanner(reader)
const runeNumber = 999
actualSize, err := readthisrune(runescanner, test.Rune, runeNumber)
const characterNumber = 999
circumstance := specifyCircumstance(opt.Something("UNIT-TEST"), characterNumber)
actualSize, err := readthisrune(circumstance, runescanner, test.Rune)
if nil != err {
t.Errorf("For test #%d, did not expect an error but actually got one.", testNumber)
t.Logf("ERROR: (%T) %s", err, err)
@ -113,32 +116,37 @@ func TestReadThisRune_fail(t *testing.T) {
tests := []struct{
Value string
Rune rune
EOLSequence opt.Optional[string]
RuneNumber uint64
ExpectedError string
}{
{
Value: "",
Rune: '\n',
EOLSequence: opt.Something(LF),
RuneNumber: 7,
ExpectedError: `eol: problem reading character №7 of end-of-line sequence: EOF`,
ExpectedError: `eol: problem reading character №7 of end-of-line sequence "\n": EOF`,
},
{
Value: "",
Rune: '\r',
EOLSequence: opt.Something(CR),
RuneNumber: 8,
ExpectedError: `eol: problem reading character №8 of end-of-line sequence: EOF`,
ExpectedError: `eol: problem reading character №8 of end-of-line sequence "\r": EOF`,
},
{
Value: "",
Rune: '\u0085',
EOLSequence: opt.Something(NEL),
RuneNumber: 9,
ExpectedError: `eol: problem reading character №9 of end-of-line sequence: EOF`,
ExpectedError: `eol: problem reading character №9 of end-of-line sequence "\u0085": EOF`,
},
{
Value: "",
Rune: '\u2028',
EOLSequence: opt.Something(LS),
RuneNumber: 10,
ExpectedError: `eol: problem reading character №10 of end-of-line sequence: EOF`,
ExpectedError: `eol: problem reading character №10 of end-of-line sequence "\u2028": EOF`,
},
@ -146,8 +154,9 @@ func TestReadThisRune_fail(t *testing.T) {
{
Value: "",
Rune: '😈',
EOLSequence: opt.Something("😈"),
RuneNumber: 11,
ExpectedError: `eol: problem reading character №11 of end-of-line sequence: EOF`,
ExpectedError: `eol: problem reading character №11 of end-of-line sequence "😈": EOF`,
},
@ -155,26 +164,30 @@ func TestReadThisRune_fail(t *testing.T) {
{
Value: " \n",
Rune: '\n',
EOLSequence: opt.Something(LF),
RuneNumber: 12,
ExpectedError: `eol: line-feed (LF) character ('\n') (U+000A) not found for end-of-line character №12 — instead found ' ' (U+0020)`,
ExpectedError: `eol: line-feed (LF) character ('\n') (U+000A) not found for end-of-line sequence "\n" character №12 — instead found ' ' (U+0020)`,
},
{
Value: " \r",
Rune: '\r',
EOLSequence: opt.Something(CR),
RuneNumber: 13,
ExpectedError: `eol: carriage-return (CR) character ('\r') (U+000D) not found for end-of-line character №13 — instead found ' ' (U+0020)`,
ExpectedError: `eol: carriage-return (CR) character ('\r') (U+000D) not found for end-of-line sequence "\r" character №13 — instead found ' ' (U+0020)`,
},
{
Value: " \u0085",
Rune: '\u0085',
EOLSequence: opt.Something(NEL),
RuneNumber: 14,
ExpectedError: `eol: next-line (NEL) character (U+0085) not found for end-of-line character №14 — instead found ' ' (U+0020)`,
ExpectedError: `eol: next-line (NEL) character (U+0085) not found for end-of-line sequence "\u0085" character №14 — instead found ' ' (U+0020)`,
},
{
Value: " \u2028",
Rune: '\u2028',
EOLSequence: opt.Something(LS),
RuneNumber: 15,
ExpectedError: `eol: line-separator (LS) character (U+2028) not found for end-of-line character №15 — instead found ' ' (U+0020)`,
ExpectedError: `eol: line-separator (LS) character (U+2028) not found for end-of-line sequence "\u2028" character №15 — instead found ' ' (U+0020)`,
},
@ -182,8 +195,9 @@ func TestReadThisRune_fail(t *testing.T) {
{
Value: " 😈",
Rune: '😈',
EOLSequence: opt.Something("😈"),
RuneNumber: 16,
ExpectedError: `eol: '😈' character (U+1F608) not found for character №16 — instead found ' ' (U+0020)`,
ExpectedError: `eol: '😈' character (U+1F608) not found for sequence "😈" character №16 — instead found ' ' (U+0020)`,
},
@ -191,26 +205,30 @@ func TestReadThisRune_fail(t *testing.T) {
{
Value: ".\n",
Rune: '\n',
EOLSequence: opt.Something("\n"),
RuneNumber: 17,
ExpectedError: `eol: line-feed (LF) character ('\n') (U+000A) not found for end-of-line character №17 — instead found '.' (U+002E)`,
ExpectedError: `eol: line-feed (LF) character ('\n') (U+000A) not found for end-of-line sequence "\n" character №17 — instead found '.' (U+002E)`,
},
{
Value: ".\r",
Rune: '\r',
EOLSequence: opt.Something("\r"),
RuneNumber: 18,
ExpectedError: `eol: carriage-return (CR) character ('\r') (U+000D) not found for end-of-line character №18 — instead found '.' (U+002E)`,
ExpectedError: `eol: carriage-return (CR) character ('\r') (U+000D) not found for end-of-line sequence "\r" character №18 — instead found '.' (U+002E)`,
},
{
Value: ".\u0085",
Rune: '\u0085',
EOLSequence: opt.Something("\u0085"),
RuneNumber: 19,
ExpectedError: `eol: next-line (NEL) character (U+0085) not found for end-of-line character №19 — instead found '.' (U+002E)`,
ExpectedError: `eol: next-line (NEL) character (U+0085) not found for end-of-line sequence "\u0085" character №19 — instead found '.' (U+002E)`,
},
{
Value: ".\u2028",
Rune: '\u2028',
EOLSequence: opt.Something("\u2028"),
RuneNumber: 20,
ExpectedError: `eol: line-separator (LS) character (U+2028) not found for end-of-line character №20 — instead found '.' (U+002E)`,
ExpectedError: `eol: line-separator (LS) character (U+2028) not found for end-of-line sequence "\u2028" character №20 — instead found '.' (U+002E)`,
},
@ -218,8 +236,9 @@ func TestReadThisRune_fail(t *testing.T) {
{
Value: ".😈",
Rune: '😈',
EOLSequence: opt.Something("😈"),
RuneNumber: 21,
ExpectedError: `eol: '😈' character (U+1F608) not found for character №21 — instead found '.' (U+002E)`,
ExpectedError: `eol: '😈' character (U+1F608) not found for sequence "😈" character №21 — instead found '.' (U+002E)`,
},
}
@ -228,7 +247,8 @@ func TestReadThisRune_fail(t *testing.T) {
var reader io.Reader = strings.NewReader(test.Value)
var runescanner io.RuneScanner = utf8.NewRuneScanner(reader)
actualSize, err := readthisrune(runescanner, test.Rune, test.RuneNumber)
var circumstance internalCircumstance = specifyCircumstance(test.EOLSequence, test.RuneNumber)
actualSize, err := readthisrune(circumstance, runescanner, test.Rune)
if nil == err {
t.Errorf("For test #%d, expected an error but did not actually get one.", testNumber)
t.Logf("EXPECTED-ERROR: %q", test.ExpectedError)