perf: use fixed strings

R/curl.R

@@ -232,7 +232,7 @@ curl_args <- function(cmd, error_call = caller_env()) {
       call = error_call
     )
   }
-  if (grepl("'", cmd)) {
+  if (grepl("'", cmd, fixed = TRUE)) {
     args <- parse_delim(pieces$right, " ", quote = "'")
   } else {
     args <- parse_delim(pieces$right, " ", quote = '"')

R/req-cache.R

@@ -331,11 +331,11 @@ resp_cache_control <- function(resp) {
     return(NULL)
   }
 
-  pieces <- strsplit(x, ",")[[1]]
+  pieces <- strsplit(x, ",", fixed = TRUE)[[1]]
   pieces <- gsub("^\\s+|\\s+$", "", pieces)
   pieces <- tolower(pieces)
 
-  is_value <- grepl("=", pieces)
+  is_value <- grepl("=", pieces, fixed = TRUE)
   flags <- pieces[!is_value]
 
   keyvalues <- strsplit(pieces[is_value], "\\s*=\\s*")

R/req-template.R

@@ -37,7 +37,7 @@ req_template <- function(req, template, ..., .env = parent.frame()) {
   check_request(req)
   check_string(template)
 
-  pieces <- strsplit(template, " ")[[1]]
+  pieces <- strsplit(template, " ", fixed = TRUE)[[1]]
   if (length(pieces) == 1) {
     template <- pieces[[1]]
   } else if (length(pieces) == 2) {
@@ -114,7 +114,7 @@ template_vars <- function(x, type) {
 template_type <- function(x) {
   if (grepl("\\{\\w+?\\}", x)) {
     "uri"
-  } else if (grepl(":", x)) {
+  } else if (grepl(":", x, fixed = TRUE)) {
     "colon"
   } else {
     "none"

R/resp-headers.R

@@ -140,7 +140,7 @@ resp_retry_after <- function(resp) {
   val <- resp_header(resp, "Retry-After")
   if (is.null(val)) {
     NA
-  } else if (grepl(" ", val)) {
+  } else if (grepl(" ", val, fixed = TRUE)) {
     diff <- difftime(parse_http_date(val), resp_date(resp), units = "secs")
     as.numeric(diff)
   } else {

R/url.R

@@ -99,7 +99,7 @@ print.httr2_url <- function(x, ...) {
     cli::cli_li("{.field query}: ")
     id <- cli::cli_ul()
     # escape curly brackets for cli by replacing single with double brackets
-    query_vals <- gsub("\\{", "{{", gsub("\\}", "}}", x$query))
+    query_vals <- gsub("{", "{{", gsub("}", "}}", x$query, fixed = TRUE), fixed = TRUE)
     cli::cli_li(paste0("  {.field ", names(x$query), "}: ", query_vals))
     cli::cli_end(id)
   }

tests/testthat/test-req-perform-stream.R

@@ -48,7 +48,7 @@ test_that("can override error handling", {
 test_that("can buffer to lines", {
   lines <- character()
   accumulate_lines <- function(x) {
-    lines <<- c(lines, strsplit(rawToChar(x), "\n")[[1]])
+    lines <<- c(lines, strsplit(rawToChar(x), "\n", fixed = TRUE)[[1]])
     TRUE
   }
 

tests/testthat/test-req.R

@@ -15,11 +15,11 @@ test_that("print method obfuscates Authorization header unless requested", {
   req <- request("https://example.com") %>%
     req_auth_basic("user", "SECRET")
   output <- testthat::capture_messages(print(req))
-  expect_false(any(grepl("SECRET", output)))
+  expect_false(any(grepl("SECRET", output, fixed = TRUE)))
 
   output <- testthat::capture_messages(print(req, redact_headers = FALSE))
-  expect_true(any(grepl("Authorization: 'Basic", output)))
-  expect_false(any(grepl("REDACTED", output)))
+  expect_true(any(grepl("Authorization: 'Basic", output, fixed = TRUE)))
+  expect_false(any(grepl("REDACTED", output, fixed = TRUE)))
 })
 
 test_that("check_request() gives useful error", {