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examples/game_of_life: add a GUI frontend; compiler: local modules relative to a main module

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This commit is contained in:
Delyan Angelov 2019-11-23 15:33:25 +02:00 committed by Alexander Medvednikov
parent 3d235169c8
commit f42be0622e
6 changed files with 206 additions and 85 deletions
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114
examples/game_of_life/automaton/automaton.v Normal file
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@ -0,0 +1,114 @@
module automaton
/////////////////////////////////////////////////////////////
pub struct A2D {
pub mut:
maxx int
maxy int
data &int
}
[inline] pub fn (a &A2D) set(x,y int, newval int) {
unsafe {
mut e := &int(0)
e = a.data + y*a.maxx + x
*e = newval
}
}
[inline] pub fn (a &A2D) get(x,y int) int {
unsafe {
mut e := &int(0)
e = a.data + y*a.maxx + x
return *e
}
}
[inline] pub fn (a &A2D) clear() {
for y := 0; y<a.maxy; y++ {
for x := 0; x<a.maxx; x++ {
a.set(x,y,0)
}
}
}
/////////////////////////////////////////////////////////////
pub struct Automaton {
pub mut:
field &A2D
new_field &A2D
}
fn new_automaton(f [][]int) Automaton {
mut maxy := f.len
mut maxx := 0
for y := 0; y<f.len; y++ {
if maxx < f[y].len {
maxx = f[y].len
}
}
field := &A2D{ maxx: maxx maxy: maxy data: &int( calloc( sizeof(int) * maxy * maxx ) ) }
new_field := &A2D{ maxx: maxx maxy: maxy data: &int( calloc( sizeof(int) * maxy * maxx ) ) }
for y := 0; y < field.maxy; y++ {
for x := 0; x < field.maxx; x++ {
field.set( x, y, f[y][x] )
}
}
return Automaton{ field: field new_field: new_field }
}
pub fn (aa mut Automaton) update() {
aa.new_field.clear()
for y := 1; y<aa.field.maxy; y++ {
for x := 1; x<aa.field.maxx; x++ {
moore_sum := ( 0 +
aa.field.get(x-1,y-1) + aa.field.get(x,y-1) + aa.field.get(x+1,y-1) +
aa.field.get(x-1,y ) + 0 + aa.field.get(x+1,y ) +
aa.field.get(x-1,y+1) + aa.field.get(x,y+1) + aa.field.get(x+1,y+1)
)
cell := aa.field.get(x,y)
v := if cell == 1 {
int(moore_sum in [2, 3])
} else {
int(moore_sum == 3)
}
aa.new_field.set(x,y, v )
}
}
mut tmp := aa.field
aa.field = aa.new_field
aa.new_field = tmp
}
pub fn gun() Automaton {
mut field := []array_int
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0]
field << [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
return new_automaton(field)
}

74
examples/game_of_life/life.v
View File

@ -1,78 +1,24 @@
module main
import time
import automaton
fn print_field(field []array_int) {
for line in field {
fn print_automaton(a &automaton.Automaton){
for y := 1; y<a.field.maxy; y++ {
mut s := ' '
for j, cell in line {
if j == 0 || j == line.len - 1{continue}
s += if cell == 1{'@'} else { '.'}
for x := 1; x<a.field.maxx; x++ {
cell := a.field.get(x,y)
s += if cell == 1 { '@' } else { '.' }
}
println(s)
}
println('')
}
pub fn gun() []array_int {
mut field := []array_int
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0]
field << [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
field << [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
return field
}
fn main() {
mut field := gun()
print_field(field)
mut a := automaton.gun()
for {
mut new_field := []array_int
for i, line in field {
new_field << [0].repeat(line.len)
}
for i, line in field {
if i == 0 || i == field.len - 1{continue}
for j, cell in line {
if j == 0 || j == line.len - 1{continue}
moore_sum := (
field[i - 1] [j - 1] + field[i - 1] [j] + field[i - 1] [j + 1] +
field[i] [j - 1] + field[i] [j + 1] +
field[i + 1] [j - 1] + field[i + 1] [j] + field[i + 1] [j + 1]
)
new_field[i] [j] = if cell == 1 {
int(moore_sum in [2, 3])
}
else {
int(moore_sum == 3)
}
}
}
field = new_field
print_field(field)
a.update()
print_automaton(a)
time.sleep_ms(100)
}
}

58
examples/game_of_life/life_gg.v Normal file
View File

@ -0,0 +1,58 @@
module main
import time
import gg
import glfw
import gx
import automaton
const (
screenWidth = 800
screenHeight = 600
filled_color = gx.Blue
)
fn new_graphics() &gg.GG {
glfw.init_glfw()
return gg.new_context(gg.Cfg{
width: screenWidth
height: screenHeight
use_ortho: true
create_window: true
resizable: false
window_title: 'v life (with gg, glfw, gx)'
window_user_ptr: 0
})
}
const (
graphics = new_graphics()
)
[live]
fn print_automaton(a &automaton.Automaton){
gg.clear(gx.White)
square_size := 18
for y := 1; y<a.field.maxy; y++ {
for x := 1; x<a.field.maxx; x++ {
cell := a.field.get(x,y)
if cell == 1 {
graphics.draw_rect( square_size*x, square_size*y, square_size, square_size, filled_color )
}
}
}
}
fn main() {
mut a := automaton.gun()
for {
if graphics.window.should_close() { graphics.window.destroy() break }
gg.post_empty_event() // needed so the animation does not stop
///////////////////////////////////////////////
a.update()
print_automaton(a)
graphics.render()
time.sleep_ms(1) // TODO: remove this when live reload depence on the time module is fixed
}
}

2
tools/vtest.v
View File

@ -165,7 +165,7 @@ pub fn v_test_v(args_before_test string){
println('\nBuilding examples...')
mut es := new_test_sesion( args_before_test )
files := os.walk_ext(parent_dir+'/examples','.v')
stable := files.filter(!it.contains('vweb'))
stable := files.filter(!it.contains('automaton.v'))
es.files << stable
es.test()
println( es.benchmark.total_message('building examples') )

3
vlib/compiler/main.v
View File

@ -62,6 +62,7 @@ pub mut:
out_name_c string // name of the temporary C file
files []string // all V files that need to be parsed and compiled
dir string // directory (or file) being compiled (TODO rename to path?)
compiled_dir string // contains os.realpath() of the dir of the final file beeing compiled, or the dir itself when doing `v .`
table &Table // table with types, vars, functions etc
cgen &CGen // C code generator
x64 &x64.Gen
@ -874,6 +875,7 @@ pub fn new_v(args[]string) &V {
if args.len < 2 {
dir = ''
}
// build mode
mut build_mode := BuildMode.default_mode
mut mod := ''
@ -1051,6 +1053,7 @@ pub fn new_v(args[]string) &V {
os: _os
out_name: out_name
dir: dir
compiled_dir: if os.is_dir( rdir ) { rdir } else { os.dir( rdir ) }
lang_dir: vroot
table: new_table(obfuscate)
out_name_c: out_name_c

40
vlib/compiler/modules.v
View File

@ -5,6 +5,7 @@
module compiler
import os
import filepath
pub const (
v_modules_path = os.home_dir() + '.vmodules'
@ -47,7 +48,7 @@ fn (p mut Parser) register_import_alias(alias string, mod string, tok_idx int) {
// NOTE: come back here
// if alias in it.imports && it.imports[alias] == mod {}
if alias in p.import_table.imports && p.import_table.imports[alias] != mod {
p.error('cannot import $mod as $alias: import name $alias already in use"')
p.error('cannot import $mod as $alias: import name $alias already in use')
}
if mod.contains('.internal.') && !p.is_vgen {
mod_parts := mod.split('.')
@ -141,35 +142,34 @@ pub fn(graph &DepGraph) imports() []string {
return mods
}
fn (v &V) module_path(mod string) string {
[inline] fn (v &V) module_path(mod string) string {
// submodule support
if mod.contains('.') {
return mod.replace('.', os.path_separator)
// return mod.replace('.', '/')
}
return mod
return mod.replace('.', os.path_separator)
}
// 'strings' => 'VROOT/vlib/strings'
// 'installed_mod' => '~/.vmodules/installed_mod'
// 'local_mod' => '/path/to/current/dir/local_mod'
fn (v &V) find_module_path(mod string) ?string {
// Module search order:
// 1) search in the *same* directory, as the compiled final v program source
// (i.e. the . in `v .` or file.v in `v file.v`)
// 2) search in the current work dir (this preserves existing behaviour)
// 3) search in vlib/
// 4) search in ~/.vmodules/ (i.e. modules installed with vpm)
mod_path := v.module_path(mod)
// First check for local modules in the same directory
mut import_path := os.getwd() + '${os.path_separator}$mod_path'
// Now search in vlib/
if mod == 'compiler' || !os.dir_exists(import_path) {
import_path = '${v.pref.vlib_path}${os.path_separator}$mod_path'
}
//println('ip=$import_path')
// Finally try modules installed with vpm (~/.vmodules)
if !os.dir_exists(import_path) {
import_path = '${v.pref.vpath}${os.path_separator}$mod_path'
if !os.dir_exists(import_path){
return error('module "$mod" not found')
mut tried_paths := []string
tried_paths << filepath.join(v.compiled_dir, mod_path)
tried_paths << filepath.join(os.getwd(), mod_path)
tried_paths << filepath.join(v.pref.vlib_path, mod_path)
tried_paths << filepath.join(v_modules_path, mod_path)
for try_path in tried_paths {
if v.pref.is_verbose { println(' >> trying to find $mod in $try_path ...') }
if os.dir_exists(try_path) {
return try_path
}
}
return import_path
return error('module "$mod" not found')
}
[inline] fn mod_gen_name(mod string) string {