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authorMel <einebeere@gmail.com>2022-08-31 14:41:19 +0000
committerMel <einebeere@gmail.com>2022-08-31 14:41:19 +0000
commit00adb146a20d2985fd014c92b9d5cc07e0ab09b9 (patch)
tree6c3e06a6c95c5a6ec4a7654b42599c5aa7a0aa81 /pkg/lang/vm/text/errors.go
parentaeb63ade341572bb307f23ff7c501c48957cc7d4 (diff)
downloadjinx-00adb146a20d2985fd014c92b9d5cc07e0ab09b9.tar.zst
jinx-00adb146a20d2985fd014c92b9d5cc07e0ab09b9.zip
Add FromData function to create values easier
Diffstat (limited to 'pkg/lang/vm/text/errors.go')
0 files changed, 0 insertions, 0 deletions
 

generated by cgit-pink 1.4.1 (git 2.36.1) at 2026-04-26 05:23:25 +0000


 


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.highlight .ges { color: #DDD } /* Generic.EmphStrong */
.highlight .gr { color: #DDD } /* Generic.Error */
.highlight .gh { color: #DDD } /* Generic.Heading */
.highlight .gi { color: #DDD } /* Generic.Inserted */
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.highlight .gt { color: #DDD } /* Generic.Traceback */
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package code

import (
	"bytes"
	"encoding/binary"
	"math"
	"strings"
)

type Raw []byte

type Code struct {
	code      Raw
	debugInfo DebugInfo
}

func New(code Raw, info DebugInfo) Code {
	return Code{
		code:      code,
		debugInfo: info,
	}
}

func (c *Code) Len() int {
	return len(c.code)
}

func (c *Code) Code() Raw {
	return c.code
}

func (c *Code) Debug() *DebugInfo {
	return &c.debugInfo
}

func (c *Code) GetOp(at int) (Op, int) {
	return Op(c.code[at]), 1
}

func (c *Code) GetUint(at int) (uint64, int) {
	advance := 8
	x := binary.LittleEndian.Uint64(c.code[at : at+advance])
	return x, advance
}

func (c *Code) GetInt(at int) (int64, int) {
	x, advance := c.GetUint(at)
	return int64(x), advance
}

func (c *Code) GetFloat(at int) (float64, int) {
	x, advance := c.GetUint(at)
	return math.Float64frombits(x), advance
}

func (c *Code) GetString(at int) (string, int) {
	advance := 0
	reader := bytes.NewReader(c.code[at:])
	builder := strings.Builder{}

	for {
		r, size, err := reader.ReadRune()
		advance += size

		if err != nil {
			break
		}

		if r == 0 {
			break
		}

		builder.WriteRune(r)
	}

	return builder.String(), advance
}