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holy toldeo... things might actually be working

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This commit is contained in:
Andrew Gallant (Ocelot)
2012-05-03 01:00:01 -04:00
parent 39507f86ab
commit 5cdae5950c
18 changed files with 11831 additions and 265 deletions
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88
nexgb/xgbgen/go_error.go
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@@ -1,5 +1,9 @@
package main
import (
"fmt"
)
// Error types
func (e *Error) Define(c *Context) {
c.Putln("// Error definition %s (%d)", e.SrcName(), e.Number)
@@ -20,9 +24,8 @@ func (e *Error) Define(c *Context) {
// error struct.
e.Read(c)
// Makes sure that this error type is an Error interface.
c.Putln("func (v %s) ImplementsError() { }", e.ErrType())
c.Putln("")
// Makes sure this error type implements the xgb.Error interface.
e.ImplementsError(c)
// Let's the XGB event loop read this error.
c.Putln("func init() {")
@@ -33,18 +36,18 @@ func (e *Error) Define(c *Context) {
func (e *Error) Read(c *Context) {
c.Putln("// Error read %s", e.SrcName())
c.Putln("func New%s(buf []byte) %s {", e.ErrType(), e.ErrType())
c.Putln("func New%s(buf []byte) Error {", e.ErrType())
c.Putln("v := %s{}", e.ErrType())
c.Putln("v.NiceName = \"%s\"", e.SrcName())
c.Putln("")
c.Putln("b := 1 // skip error determinant")
c.Putln("b += 1 // don't read error number")
c.Putln("")
c.Putln("v.Sequence = get16(buf[b:])")
c.Putln("v.Sequence = Get16(buf[b:])")
c.Putln("b += 2")
c.Putln("")
for _, field := range e.Fields {
field.Read(c)
field.Read(c, "v.")
c.Putln("")
}
c.Putln("return v")
@@ -52,6 +55,24 @@ func (e *Error) Read(c *Context) {
c.Putln("")
}
// ImplementsError writes functions to implement the XGB Error interface.
func (e *Error) ImplementsError(c *Context) {
c.Putln("func (err %s) ImplementsError() { }", e.ErrType())
c.Putln("")
c.Putln("func (err %s) SequenceId() uint16 {", e.ErrType())
c.Putln("return err.Sequence")
c.Putln("}")
c.Putln("")
c.Putln("func (err %s) BadId() Id {", e.ErrType())
c.Putln("return Id(err.BadValue)")
c.Putln("}")
c.Putln("")
c.Putln("func (err %s) Error() string {", e.ErrType())
FieldString(c, e.Fields, e.ErrConst())
c.Putln("}")
c.Putln("")
}
// ErrorCopy types
func (e *ErrorCopy) Define(c *Context) {
c.Putln("// ErrorCopy definition %s (%d)", e.SrcName(), e.Number)
@@ -65,9 +86,8 @@ func (e *ErrorCopy) Define(c *Context) {
// error struct.
e.Read(c)
// Makes sure that this error type is an Error interface.
c.Putln("func (err %s) ImplementsError() { }", e.ErrType())
c.Putln("")
// Makes sure this error type implements the xgb.Error interface.
e.ImplementsError(c)
// Let's the XGB know how to read this error.
c.Putln("func init() {")
@@ -77,8 +97,54 @@ func (e *ErrorCopy) Define(c *Context) {
}
func (e *ErrorCopy) Read(c *Context) {
c.Putln("func New%s(buf []byte) %s {", e.ErrType(), e.ErrType())
c.Putln("return %s(New%s(buf))", e.ErrType(), e.Old.(*Error).ErrType())
c.Putln("func New%s(buf []byte) Error {", e.ErrType())
c.Putln("v := %s(New%s(buf).(%s))",
e.ErrType(), e.Old.(*Error).ErrType(), e.Old.(*Error).ErrType())
c.Putln("v.NiceName = \"%s\"", e.SrcName())
c.Putln("return v")
c.Putln("}")
c.Putln("")
}
// ImplementsError writes functions to implement the XGB Error interface.
func (e *ErrorCopy) ImplementsError(c *Context) {
c.Putln("func (err %s) ImplementsError() { }", e.ErrType())
c.Putln("")
c.Putln("func (err %s) SequenceId() uint16 {", e.ErrType())
c.Putln("return err.Sequence")
c.Putln("}")
c.Putln("")
c.Putln("func (err %s) BadId() Id {", e.ErrType())
c.Putln("return Id(err.BadValue)")
c.Putln("}")
c.Putln("")
c.Putln("func (err %s) Error() string {", e.ErrType())
FieldString(c, e.Old.(*Error).Fields, e.ErrConst())
c.Putln("}")
c.Putln("")
}
// FieldString works for both Error and ErrorCopy. It assembles all of the
// fields in an error and formats them into a single string.
func FieldString(c *Context, fields []Field, errName string) {
c.Putln("fieldVals := make([]string, 0, %d)", len(fields))
c.Putln("fieldVals = append(fieldVals, \"NiceName: \" + err.NiceName)")
c.Putln("fieldVals = append(fieldVals, " +
"sprintf(\"Sequence: %s\", err.Sequence))", "%d")
for _, field := range fields {
switch field.(type) {
case *PadField:
continue
default:
if field.SrcType() == "string" {
c.Putln("fieldVals = append(fieldVals, \"%s: \" + err.%s)",
field.SrcName(), field.SrcName())
} else {
format := fmt.Sprintf("sprintf(\"%s: %s\", err.%s)",
field.SrcName(), "%d", field.SrcName())
c.Putln("fieldVals = append(fieldVals, %s)", format)
}
}
}
c.Putln("return \"%s {\" + stringsJoin(fieldVals, \", \") + \"}\"", errName)
}