66 lines
1.6 KiB
R
66 lines
1.6 KiB
R
#' @export
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ts_compile <- function(f, ..., file = NULL) {
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UseMethod("ts_compile")
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}
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#' @export
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ts_compile.ts_function <- function(f, name = deparse(substitute(f)), ...) {
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inputs <- attr(f, "args")
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result <- attr(f, "result")
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inputs <- sapply(inputs, \(x) x$type)
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fn_args <- paste(names(inputs), inputs, sep = ": ") |>
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paste(collapse = ", ")
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sprintf("const %s = (%s) => Promise<%s>;", name, fn_args, result$type_fn)
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}
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#' @export
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ts_compile.ts_overload <- function(f, file = NULL, name = deparse(substitute(f))) {
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cmt <- sprintf("\n// %s overloads", name)
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oloads <- sapply(f, ts_compile, name = name)
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paste(cmt, paste(oloads, collapse = "\n"), sep = "\n")
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}
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#' @export
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ts_compile.character <- function(
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f,
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file = sprintf("%s.d.ts", tools::file_path_sans_ext(f))) {
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if (length(f) > 1) {
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return(sapply(f, ts_compile))
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}
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if (!file.exists(f)) {
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warning(sprintf("File not found: %s", f))
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return()
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}
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e <- new.env()
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source(f, local = e)
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x <- sapply(ls(e), \(x) ts_compile(e[[x]], file = file, name = x))
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# find any RTYPE.[type] and grab types
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types <- unique(
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gsub(
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"RTYPE\\.(\\w+)", "\\1",
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unlist(regmatches(x, gregexpr("RTYPE\\.\\w+", x)))
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)
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)
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x <- gsub("RTYPE\\.", "", x)
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cat(
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sprintf(
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"import type { %s } from 'rserve-ts';\n\n",
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paste(types, collapse = ", ")
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),
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file = file
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)
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cat(x, sep = "\n", file = file, append = TRUE)
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invisible()
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}
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#' @export
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ts_compile.default <- function(f, ...) {
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warning("Not supported")
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}
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